Loading...
HomeMy WebLinkAboutProject 3 -4 100 Year Hydrology Update 1 i PROJECT #3-4 100vr HYDROLOGY UPDATE San Bernardino County Flood Control District Planning Division, September 1997 7 7,-T - -v" --, 0. ' - • ----- • - ' , n'P H. -- -.:-- , r`r"R" , =4"...- - --•-,•7 . - - 1 4 - -- -- •--•-- -•-:.- -,. L i ,,..- . • •, - . .....:.-: [0 1 , 1 7. L . v .):1111.1151 1 1julli t ___i_ij,*?...- A-6 m , 1 ,- G ! - j , --1 I ..1 AE I • 4. . . . ..._.._ toe, •Fa . • ,--• • • • ••• - • ' 1 .., l 1 . ' Willa ' ... . I ----'.1( , '1 I Ir. • ..": 17 " • , • •• • •• • • • ....• ''''' • , i • - L or' ------. p ---- --, '• ■-•,iiiiiiiim , . ort ior..mmeliA s I ..,6_ ,... I _. .._' ;.:- - .--r - ■ I[ ---- E - /4,,,p,- „•ZUZAW --_ "f": - - ' -, ',11MalirlusM ' - 1 -.3 _____ • • : : • .„---'-'-- ,--- / .1: 46. • ' 1 t = - - „....,-, " • j _ . , ---= =<Hi----f- ' ] 4.4... 1 Llik . • : ••••• • V:- • • um. W=.1.' 1-.-- -----• : -- •-• 1-----_-- r - Bloiarn'„ i .•:: •••=c - .3 - . .1, .: ----- J0.7 .• 1094 ' .• ' : ' •: t -!. • • • • • • • , •,,, ,,,, • • • - - - •••:. 1 51.0VER z --:: . 1 AVE 1 , . '• S.' kW 4-." • .• • . : .5 ' I.. __ - - ' : I MIN 10 I •i 9' • .1. " 7-- 1 :• ..,r- • .. , ,; Wil ., . •::' .. , -: • 1060 --., :1;-• I : . : 1 • , 4••• - 7 ...... : • r ... : Trader Par : r i i , • • • \----- --- /111; •• . •S 1 Ie. '' .. . k j = •• t 0 •i: I 17 - ' ••• • .. H' ' r , I . 1. • • • I ., . I : . I V-- _ i ...- 1 • 26 B . •• _;& :' : : , : w.11 ; ; . .._, 0 • i -' (D 1 ...... .. ' H Ie "In • • V 1 1 • • % ri lja• " ;: 4! -.04c 'I ' : 1• 1 • 1.1 1 106 1092 41 • 4' . ! • •:. • ... ••••■••••• : P .4=2 •••• .''' 27. .103 • • • 1 ' . . . . 1 • 2 s, ,1001 - - - 2 • ' • 4- 70: ' Aje•AP ‘‘‘.; i 1 : :. : • • Zimmernmn . • • 1 Sch 1 . • ----■;.. • • :41. I - 41k119i, 1 ,k - I , •, • _, es " W . , ik. • In .... Li . S .. . 3 IV 1 IA , P =7-. ._ = .1 '• '." '...• ` ' -. ,• •. w • • w . • • • - • . • -• • • • ,1 _ • :- • I Rest Area ) . 0 I ; -•••• .• • . • _.:1: • 1 1: • . . --..• ; f•-••••1 • ; 1' ; .j., ---- 1. ..,.. . r... . ‘ . _. - „ • , • 1 " 1. Creatmore . I k , c7,.. , • , !. -- --. .... :_j_AM,'• I.. 9__ I .. l: •Anz.b.is., : Wirellt_..■i hEF 1. ...I ' I : 1:• 7- T -- 1 • ., • • A VE . . [ . :..- - ilti • 4,1„ _ ' ,'"4:c ' .• •••:-. -- .....s. -..-, s ..* -• ,, .- "-*---------''` - - - - - - y • ',-,,,-' ) Q it •park • -ir -111 iggir- .. Cl4 1 t! ,____:___., ..._ - - i 0 - iZ_... i t .• . :-.....T.::::1:::•:•-_:•;•,-.:2;._-.7_1:._ j.,...-.11111tLiallill ......°W : Ica,„ "''''s „---------------), ip ,,TH .111M: MERE • •■ • '' • ' ' " '.. - ::: ' . ----- -- t '.': ...- - .. 1: "' - ' - •S. ' ..' ;,44 0 '-'.•..-ZA -,-,_ i: -\_ ,,kilg , __ _ , .:::7r:': , „, __11c,-,------- a Mans • ' )2: ' --- - 1 ' al :.ioi•-! t ? - , .- ' / ••• ----''- • 1,,,, ,peoiryed.„, „*f .,. ,' •ue"-, , - ,P , i;,• 1 \ _ k , 1 1 -:,%\ irs il Z . ' INSIIILI: ....... -1'• 'II V. : ::* . 7 „ .. . .: r - s a , ,--ii,' ‘7, ri - .)-.. 4., 7 . c.7 ;,; I ,., --._ !J f: ,---D i ) S ,I sift, i_________,.,,_, • ,,,e,, °Well I, IId L -\* --I,•_., I • i j WilffiarhitiliRW=MU RWI'~i ./V / V• ,r / , - -' ‘ 4 ) , i k / ' ,va4 ,,, ri - .- . m .4 *-- ;,' F. ".• ; 1 „,:= ,::'--,.',,'".',,' ,/,--,, '',10,L - ;:kw. , ' : , r , I re \ ---- ••• - - . t, • • . , %,‘ . „.„" 7 / ' /. \ Yr: • M .. ?..: . 7 1 ‘. • • . . 4 I. //V ( •:::// 0 --- , ' , .: 1 . cl, 1,-v : '.... • \iil i , j ,. ,,;-_-_::__ - ) , :. Ar--..v ,t,, 940 • • • • / i litfty 1 1 4i ‘ iy II % • ..... a ' . C, i c , .. .1. - • , •,;i k "... , 1 , L, )7 ',) ' --- tt .: 1 __ / Co ntry o4 1 1, 5 •: . , 'Thvix.. , i . r , ) , ,.'---- - , _ -'''•'".11 . 2.,0,11 , • I • • .. i c.5 5I. ,,e(,' I. / ,,,.. 113 till • 11 I N r_ RI V NO CIr RoAD., ,Il .... ••. •••••_ •,:,■; • •• . ../ , ,:-.. t " , .:, ,, i _. . 4. a "---- .. • , 1 : _ , ,..., , . • : - , - ,,:-';,_ -- 1 ' 4 (44 k A 1 Fla* )\\ A ,,-• . • - ,-- -, i ll. ------ ■ \ • .,:, . I I 1 ' 0 ' --/ ,' ,-: . ---- :.':,'. % •-' 1'1 .'",Z - '-, , „" f A i 4 -1 ' 1 • 11 " -- N 1 \ \ ' ,,1 . ° 'I, -- L ' ' k. - . ... • II--• I ' la ',/ ''' ' L V k e', - 's l' . . 1I 1 1 , 1 a VI I Well j ,,i7,/ \‘• ,.... - ‘, wg , _ „, ..,,._____\___\'= '.--- -- =it_ 1,,,.$ , . 0, t) 41 ...*:, ,, ,..- , .,,,,, ,, .. y •• -;-----■._ . it ■ • ./ 1 Fil '' -7 • --r-g 4' ,-,. • ‘. ." ._ i . ..i/ -0/A . _ _ . _ - -----.-_-\ .. , .1 ■ , • n. - -.. „:,.. i ... . ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM PACKAGE (Reference: 1986 SAN BERNARDINO CO. HYDROLOGY CRITERION) (c) Copyright 1983 -96 Advanced Engineering Software (aes) Ver. 6.1 Release Date: 01/01/96 License ID 1224 Analysis prepared by: SAN BERNARDINO COUNTY DEPARTMENT OF TRANSPORTATION /FLOOD CONTROL t PLANNING DIVISION DESCRIPTION OF STUDY * * * * * * * * * * * * * * * * * * * * * * * * ** Project 3 -4 UPDATE * 100yr September 1997 E ******************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** l FILE NAME: 3AAAA -4.DAT E , TIME /DATE OF STUDY: 11:29 11/ 3/1997 USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION: --------------------------------------------------------------------------- -- *TIME -OF- CONCENTRATION MODEL * -- c USER SPECIFIED STORM EVENT(YEAR) = 100.00 SPECIFIED MINIMUM PIPE SIZE(INCH) = 24.00 SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE FOR FRICTION SLOPE _ .90 *USER- DEFINED LOGARITHMIC INTERPOLATION USED FOR RAINFALL* SLOPE OF INTENSITY DURATION CURVE(LOG(I;IN /HR) vs. LOG(Tc;MIN)) _ .6000 USER SPECIFIED 1 -HOUR INTENSITY(INCH /HOUR) = 1.2300 *ANTECEDENT MOISTURE CONDITION (AMC II) ASSUMED FOR RATIONAL METHOD* *USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW AND STREETFLOW HALF- CROWN TO STREET- CROSSFALL: CURB GUTTER - GEOMETRIES: WIDTH CROSSFALL IN- / OUT - /PARK- HEIGHT WIDTH LIP HIKE EM0. (FT) (FT) SIDE / SIDE/ WAY (FT) (FT) (FT) (FT) 1 1 18.0 12.0 ------- .020/ - - .020/ - - -- .020 - - - - -- .67 - - - -- 1.50 - - - - -- .02000 - - - -- .1250 2 22.0 12.0 .020/ .020/ .020 .67 1.50 .02000 .1250 3 32.0 12.0 .020/ .020/ .020 .67 1.50 .02000 .1250 4 44.0 12.0 .020/ .020/ .020` .67 1.50 .02000 .1250 GLOBAL STREET FLOW -DEPTH CONSTRAINTS: 1. Relative Flow -Depth = .25 FEET as (Maximum Allowable Street Flow Depth) - (Top -of -Curb) 2. (Depth) *(Velocity) Constraint = 10.0 (FT *FT /S) *SIZE PIPE WITH A FLOW CAPACITY GREATER THAN OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.* UNIT- HYDROGRAPH DATA: _WATERSHED LAG = .80 * Tc VALLEY(DEVELOPED) S -GRAPH USED. PRECIPITATION DATA ENTERED ON SUBAREA BASIS. MODEL* MANNING FACTOR (n) .01800 .01800 .01800 .01800 SIERRA MADRE DEPTH -AREA FACTORS USED. *ANTECEDENT MOISTURE CONDITION (AMC II) ASSUMED FOR UNIT HYDROGRAPH METHOD* ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 600.00 TO NODE 600.00 IS CODE = 15.1 ------------------- >> >>>DEFINE MEMORY BANK # 1 <<<<< ------------------------------------------------ PEAK FLOWRATE TABLE FILE NAME: bloom.DNA MEMORY BANK # 1 DEFINED AS FOLLOWS: PEAK FLOW RATE (CFS) = 1644.91 Tc(MIN.) = 40.38 AREA- AVERAGED Fm(INCH /HR) _ .37 Ybar = .36 TOTAL AREA(ACRES) = 1356.35 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 600.00 = 14952.00 FEET. FLOW PROCESS FROM NODE 600.00 TO NODE 600.00 IS CODE = 14 >> >>> MEMORY BANK # .1 COPIED ONTO MAIN- STREAM MEMORY<< <<< MAIN- STREAM MEMORY DEFINED AS FOLLOWS: PEAK FLOW RATE(CFS) = 1644.91 Tc(MIN.) = 40.38 AREA- AVERAGED Fm(INCH /HR) _ .37 Ybar = .36 TOTAL AREA(ACRES) = 1356.35 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 600.00 = 14952.00 FEET. ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 600.00 TO NODE 600.00 IS CODE = 12 --------------------------------------------------7--------------- » » >CLEAR MEMORY BANK # 1 « «< FLOW PROCESS FROM NODE 600.00 TO NODE 601.00 IS CODE = 5.1 --------------------------------------------------------------------------- >> >>>COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >> >>>TRAVELTIME_THRU SUBAREA (NEW ELEMENT)<< <<< ELEVATION DATA: UPSTREAM(FEET) = 975.80 DOWNSTREAM(FEET) = 973.00 CHANNEL LENGTH THRU SUBAREA(FEET) = 620.00 CHANNEL SLOPE _ .0045 CHANNEL BASE(FEET) = 15.00 "Z" FACTOR = 1.500 MANNING'S FACTOR = .015 MAXIMUM DEPTH(FEET) = 700 CHANNEL FLOW THRU SUBAREA(CFS) = 1644.91 - FLOW VELOCITY(FEET /SEC) 14.95 FLOW DEPTH(FEET) - 4.92 TRAVEL TIME(MIN.) _ .69 Tc(MIN.) = 41.08 FLOW PROCESS FROM NODE 601.00 TO NODE 601.00 IS CODE = 8.1 V » >>>ADDITION OF SUBAREA TO MAINLINE PEAK FLOW<< <<< -------------------------------------------------------------------------- ---------------------------------------------------------------------------- MAINLINE Tc(MIN) = 41.08 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.544 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 7.13 .98 .10 32 I RESIDENTIAL r r r d "5 -7 DWELLINGS /ACRE" A 21.12 .98 .50 32 RESIDENTIAL "5 -7 DWELLINGS /ACRE" B 3.38 .75 .50 56 RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 9.53 .98 .40 .32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 6.36 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .85 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .49 UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.28;3H= 2.20;6H= 3.35;24H= 7.45 S- GRAPH: VALLEY( DEV. ) = 100.0 %;VALLEY(UNDEV.) /DESERT= .0 MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0% Tc(HR) _ .68; LAG(HR) _ .55; Fm(INCH /HR) _ .37; Ybar = .36 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 1403.87 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 601.00 = 15572.00 FEET. TIME OF PEAK FLOW(HR) = 16.58 RUNOFF VOLUME(AF) = 573.61 TOTAL AREA(ACRES) = 1403.87 PEAK FLOW RATE(CFS) = 1675.44 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.20; 24HR = 6.80 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 601.00 TO NODE 650.00 IS CODE = 5.1 ---------------------------------------------------------------------------- _ ->> >>>COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >> >>>TRAVELTIME THRU SUBAREA (NEW ELEMENT)<< <<< ELEVATION DATA: UPSTREAM(FEET) = 985.00 DOWNSTREAM(FEET) = 981.00 CHANNEL LENGTH THRU SUBAREA(FEET) = 680.00 CHANNEL SLOPE _ .0059 CHANNEL BASE(FEET) = 10.00 "Z" FACTOR = 1.500 MANNING'S FACTOR = .015 MAXIMUM DEPTH(FEET) = 6.00 CHANNEL FLOW THRU SUBAREA(CFS) = 1675.44 FLOW VELOCITY(FEET /SEC) = 16.97 FLOW DEPTH(FEET) = 5.44 TRAVEL TIME(MIN.) _ .67 Tc(MIN.) = 41.74 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 650.00 TO NODE 650.00 IS CODE = 8.1 --------------------------------------------------------------------------- >> >>>ADDITION OF SUBAREA TO MAINLINE PEAK FLOW<< <<< MAINLINE Tc(MIN) = 41.74 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.529 SUBAREA LOSS RATE DATA (AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN ' COMMERCIAL A 5.11 .98 .10 32 RESIDENTIAL 11 5 -7 DWELLINGS /ACRE" A 23.20 .98 .50 32 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .98 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .43 UNIT- HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.28;3H= 2.20;6H= 3.35;24H= 7.43 S- GRAPH: VALLEY( DEV. ) = 100.0 %;VALLEY(UNDEV.) /DESERT= .0% MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0% �r Tc(HR) _ .70; LAG(HR) _ .56; Fm(INCH /HR) _ .37; Ybar = .36 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 1432.18 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 650.00 = 16252.00 FEET. TIME OF PEAK FLOW(HR) = 16.58 TOTAL AREA(ACRES) = 1432.18 RUNOFF VOLUME(AF) = 582.54 PEAK FLOW RATE(CFS) = 1682.32 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.21, 3HR = 2.19; 6HR = 3.10; 24HR = 6.60 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 650.00 TO NODE 650.00 IS CODE = 10 ---------------------------------------------------------------------------- >> >>> MAIN_ STREAM - MEMORY - COPIED_ ONTO_ MEMORY BANK - #_2_<< «<----------------- E - - FLOW PROCESS FROM NODE 650.00 TO NODE 650.00 IS CODE 13 ---------------------------------------------------------------------- >> >>>CLEAR THE MAIN- STREAM MEMORY<< <<< ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 612.00 TO NODE 612.00 IS CODE = 2.1 ------------- ------ ------- ------- ------------- - >> >>>RATIONAL - METHOD - INITIAL - SUBAREA - ANALYSIS« «< ------------------------ >>USE TIME -OF- CONCENTRATION NOMOGRAPH FOR INITIAL SUBAREA<< INITIAL SUBAREA FLOW- LENGTH(FEET) = 1000.00 ELEVATION DATA: UPSTREAM(FEET) = 1071.00 DOWNSTREAM(FEET) = 1062.90 Tc = K *[(LENGTH ** 3.00) /(ELEVATION CHANGE)] ** .20 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.26; 3HR = 2.19; 6HR = 3.30; 24HR = 7.00 FLOW PROCESS FROM NODE 612.00 TO NODE 613.00 IS CODE = 6.2 ---------------------------------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< » »> (STREET TABLE SECTION # 4 USED) « «< UPSTREAM ELEVATION(FEET) = 1062.90 DOWNSTREAM ELEVATION(FEET) = 1054.00 STREET LENGTH(FEET) = 650.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 it ' SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) = .020 1 SUBAREA ANALYSIS USED MINIMUM Tc(MIN.) = 21.800 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.258 SUBAREA Tc AND LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS Tc LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN (MIN.) NATURAL POOR COVER "BARREN" B 5.44 .27 1.00 86 21.80 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .27 SUBAREA AVERAGE PERVIOUS SUBAREA RUNOFF(CFS) = AREA FRACTION, Ap 9.72 = 1.00 TOTAL AREA(ACRES) = 5.44 PEAK FLOW RATE(CFS) = 9.72 FLOW PROCESS FROM NODE 612.00 TO NODE 613.00 IS CODE = 6.2 ---------------------------------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< » »> (STREET TABLE SECTION # 4 USED) « «< UPSTREAM ELEVATION(FEET) = 1062.90 DOWNSTREAM ELEVATION(FEET) = 1054.00 STREET LENGTH(FEET) = 650.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 it ' SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) = .020 1 i r r a d * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 14.08 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .52 HALFSTREET FLOOD WIDTH(FEET) = 20.29 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.34 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.74 STREET FLOW TRAVEL TIME(MIN.) = 3.25 Tc(MIN.) = 25.05 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.078 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN NATURAL POOR COVER "BARREN" B SUBAREA AVERAGE PERVIOUS LOSS SUBAREA AVERAGE PERVIOUS AREA SUBAREA AREA(ACRES) = 5.36 EFFECTIVE AREA(ACRES) = 10. AREA - AVERAGED Fp(INCH /HR) = TOTAL AREA(ACRES) = 10.80 5.36 .27 1.00 86 RATE, Fp(INCH /HR) = ' .27 FRACTION, Ap = 1.00 SUBAREA RUNOFF(CFS).= 8.71 30 AREA - AVERAGED Fm(INCH /HR) _ .27 .27 AREA- AVERAGED Ap = 1.00 PEAK FLOW RATE(CFS) = 17.55 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.26; 3HR = 2.19; 6HR = 3.30; 24HR = 7.00 END OF SUBAREA STREET FLOW HYDRAULICS: - DEPTH(FEET) = .56 HALFSTREET FLOOD WIDTH(FEET) 22.08 FLOW VELOCITY(FEET /SEC.) = 3.53 DEPTH *VELOCITY(FT *FT /SEC.) = 1.96 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 613.00 TO NODE 614.00 IS CODE = 6.2 --------------------------------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< >> >>>( STREET TABLE SECTION # 4 USED)<< <<< ---------------------------------------------------------------------------- --------------------------------------------------------------------------- UPSTREAM ELEVATION(FEET) = 1054.00 DOWNSTREAM ELEVATION(FEET) = 1047.00 STREET LENGTH(FEET) = 300.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) = .020 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 19.74 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .53 HALFSTREET FLOOD WIDTH(FEET) = 20.89 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.42 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.36 STREET FLOW TRAVEL TIME(MIN.) = 1.13 Tc(MIN.) = 26.18 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.023 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN MOBILE HOME PARK A .92 .98 .25 32 1' MOBILE HOME PARK B 1.76 .75 .25 56 ' SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .83 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .25 ( t SUBAREA AREA(ACRES) = 2.68 SUBAREA'RUNOFF(CFS) = 4.38 EFFECTIVE AREA(ACRES) = 13.48 AREA- AVERAGED Fm(INCH /HR) _ .26 AREA- AVERAGED Fp(INCH /HR) _ .30 AREA- AVERAGED Ap = .85 TOTAL AREA(ACRES) = 13.48 PEAK FLOW RATE(CFS) = 21.40 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.25; 3HR = 2.19; 6HR = 3.30; 24HR = 7.00 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .55 HALFSTREET FLOOD WIDTH(FEET) FLOW VELOCITY(FEET /SEC.) = 4.51 DEPTH *VELOCITY(FT *FT /SEC.) = 2.46 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 614.00 TO NODE 615.00 IS CODE = 6.2 >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< >> >>>( STREET TABLE SECTION # 4 USED)<< <<< UPSTREAM ELEVATION(FEET) = 1047.00 DOWNSTREAM ELEVATION(FEET) = 1039.00 STREET LENGTH(FEET) = 500.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 r C� J DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 21 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .58 HALFSTREET FLOOD WIDTH(FEET) = 23.15 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.92 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.27 STREET FLOW TRAVEL TIME(MIN.) = 2.13 Tc(MIN.) = 28.30 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.931 SUBAREA AREA(ACRES) _ .00 SUBAREA RUNOFF(CFS) _ EFFECTIVE AREA(ACRES) = 13.48 AREA- AVERAGED Fm(INCH /HR) AREA- AVERAGED Fp(INCH /HR) _ .30 AREA- AVERAGED Ap = .85 TOTAL AREA(ACRES) = 13.48 PEAK FLOW RATE(CFS) _ NOTE: PEAK FLOW RATE DEFAULTED TO UPSTREAM VALUE a e .00 .26 21.40 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.25; 3HR = 2.19; 6HR = 3.20; 24HR = 7.00 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .58 HALFSTREET FLOOD WIDTH(FEET) = 23.15 ' FLOW VELOCITY(FEET /SEC.) = 3.92 DEPTH *VELOCITY(FT *FT /SEC.) = 2.27 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** -- FLOW - PROCESS - FROM - NODE - - -- 615_00 - TO - NODE - - -- 616_00 - IS - CODE = 6�3 - - - - -- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< » »> (STREET TABLE SECTION # 4 USED) ««< UPSTREAM ELEVATION(FEET) = 1039.00 DOWNSTREAM ELEVATION(FEET) = 1031.00 STREET LENGTH(FEET) = 500.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 r INSIDE STREET CROSSFALL(DECIMAL) = .020 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.90 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) = .69 HALFSTREET FLOOD WIDTH(FEET) = 29.69 FLOW VELOCITY(FEET /SEC.) = 4.50 DEPTH *VELOCITY(FT *FT /SEC.) 3.09 *NOTE: INITIAL SUBAREA NOMOGRAPH WITH SUBAREA PARAMETERS, AND L = 500.0 FT WITH ELEVATION -DROP = 8.0 FT, IS 41.6 CFS, WHICH EXCEEDS THE TOP -OF -CURB STREET CAPACITY AT NODE 616.00 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE - 616_00 - TO - NODE - - -- 617_00 - IS - CODE - 6_2 - - - - -- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< » »> (STREET TABLE SECTION # 4 USED) « «< UPSTREAM ELEVATION(FEET) = 1031.00 DOWNSTREAM ELEVATION(FEET) = 1022.00 STREET LENGTH(FEET) = 660.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) = .020 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 41.33 �STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .73 HALFSTREET FLOOD WIDTH(FEET) = 33.74 y AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.31 OUTSIDE STREET CROSSFALL(DECIMAL) = .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) = .020 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW CFS = 30..2 ( ) 4 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .64 HALFSTREET FLOOD WIDTH(FEET) = 26.49 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.27 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.76 STREET FLOW TRAVEL TIME(MIN.) = 1.95 TC(MIN.) = 30'.25 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.855 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN MOBILE HOME PARK A 4.20 .98 .25 32 MOBILE HOME PARK B 6.90 .75 .25 56 COMMERCIAL A 1.00 .98 .10 32 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .84 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .24 SUBAREA AREA(ACRES) = 12.10 SUBAREA RUNOFF(CFS) = 18.03 EFFECTIVE AREA(ACRES) = 25.58 AREA- AVERAGED Fm(INCH /HR) _ .23 AREA- AVERAGED Fp(INCH /HR) = .41 AREA- AVERAGED Ap = .56 TOTAL AREA(ACRES) = 25.58 PEAK FLOW RATE(CFS) = 37.39 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.90 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) = .69 HALFSTREET FLOOD WIDTH(FEET) = 29.69 FLOW VELOCITY(FEET /SEC.) = 4.50 DEPTH *VELOCITY(FT *FT /SEC.) 3.09 *NOTE: INITIAL SUBAREA NOMOGRAPH WITH SUBAREA PARAMETERS, AND L = 500.0 FT WITH ELEVATION -DROP = 8.0 FT, IS 41.6 CFS, WHICH EXCEEDS THE TOP -OF -CURB STREET CAPACITY AT NODE 616.00 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE - 616_00 - TO - NODE - - -- 617_00 - IS - CODE - 6_2 - - - - -- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< » »> (STREET TABLE SECTION # 4 USED) « «< UPSTREAM ELEVATION(FEET) = 1031.00 DOWNSTREAM ELEVATION(FEET) = 1022.00 STREET LENGTH(FEET) = 660.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) = .020 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 41.33 �STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .73 HALFSTREET FLOOD WIDTH(FEET) = 33.74 y AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.31 r r r PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.14 STREET FLOW TRAVEL TIME(MIN.) = 2.55 Tc(MIN.) = 32.81 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.767 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp LAND USE GROUP (ACRES) (INCH /HR) RESIDENTIAL STREET FLOW DEPTH(FEET) _ .77 11 8 -10 DWELLINGS /ACRE" A 2.42 .98 RESIDENTIAL AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.17 "8 -10 DWELLINGS /ACRE" B 1.47 .75 AGRICULTURAL POOR COVER .STREET FLOW TRAVEL TIME (MIN. ) = 2.64 Tc (MIN. ) = 35.45 "PASTURE,DRYLAND" A 1.61 .58 AGRICULTURAL POOR COVER SUBAREA -LOSS RATE DATA(AMC II): "PASTURE,DRYLAND" B SUBAREA AVERAGE PERVIOUS LOSS SUBAREA AVERAGE PERVIOUS AREA SUBAREA AREA(ACRES) = 6.48 EFFECTIVE AREA(ACRES) = 32.1 AREA- AVERAGED Fp(INCH /HR) _ TOTAL AREA(ACRES) = 32.06 Ap SCS (DECIMAL) CN .40 32 .40 56 1.00 68 79 7.86 .27 43.23 .98 .40 1.00 RATE, Fp(INCH /HR) _ .65 FRACTION, Ap = .64 SUBAREA RUNOFF(CFS) _ )6 AREA- AVERAGED Fm(INCH /HR) .47 AREA- AVERAGED Ap = .58 PEAK FLOW RATE(CFS) _ SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.90 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .74 HALFSTREET FLOOD WIDTH(FEET) = 34.69 FLOW VELOCITY(FEET /SEC.) = 4.36 DEPTH *VELOCITY(FT *FT /SEC.) = 3.21 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 617.00 TO NODE 618.00 IS CODE = 6.3 - ----------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA« <<< » »> (STREET TABLE SECTION ## 4 USED) « «< UPSTREAM ELEVATION(FEET) = 1022.00 DOWNSTREAM ELEVATION(FEET) = 1013.00 STREET LENGTH(FEET) = 660.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) . 020 .020 OUTSIDE STREET CROSSFALL(DECIMAL) .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 I STREET PARKWAY CROSSFALL(DECIMAL) _ .020 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 RESIDENTIAL * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 46.89 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .77 HALFSTREET FLOOD WIDTH(FEET) = 37.82 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.17 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.20 .STREET FLOW TRAVEL TIME (MIN. ) = 2.64 Tc (MIN. ) = 35.45 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.687 SUBAREA -LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN �} RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 2.66 .98 .40 32 RESIDENTIAL 1 "8 -10 DWELLINGS /ACRE" B 1.21 .75 .40 56 AGRICULTURAL POOR COVER 1 " PASTURE,DRYLAND" A 1.78 .58 1.00 68 AGRICULTURAL POOR COVER " PASTURE,DRYLAND" B .80 .40 1.00 79 1 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .67 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 6.45 SUBAREA RUNOFF(CFS) = 7.31 EFFECTIVE AREA(ACRES) = 38.51 AREA- AVERAGED Fm(INCH /HR) = .30 AREA- AVERAGED Fp(INCH /HR) = .50 AREA- AVERAGED Ap = .59 TOTAL AREA(ACRES) = 38.51 PEAK FLOW RATE(CFS) = 48.23 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.20; 24HR = 6.80 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) =. .78 HALFSTREET FLOOD WIDTH(FEET) = 38.57 FLOW VELOCITY(FEET /SEC.) = 4.18 DEPTH *VELOCITY(FT *FT /SEC.) = 3.25 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 618.00 TO NODE 619.00 IS CODE = 6.2 » » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA« «< » » >( STREET TABLE SECTION # 4 USED) « «< UPSTREAM ELEVATION(FEET) = 1013.00 DOWNSTREAM ELEVATION(FEET) = 1005.50 STREET LENGTH(FEET) = 700.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 4 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) = .020 OUTSIDE STREET CROSSFALL(DECIMAL) = .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) = .020 I * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 50.57 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .82 HALFSTREET FLOOD WIDTH(FEET) = 42.70 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.83 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.13 STREET FLOW TRAVEL TIME(MIN.) = 3.05 Tc(MIN.) = 38.50 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.605 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 2.74 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 1.82 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .73 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 4.56 SUBAREA RUNOFF(CFS) = 4.67 EFFECTIVE AREA(ACRES) = 43.07 AREA- AVERAGED Fm(INCH /HR) = .31 AREA- AVERAGED Fp(INCH /HR) = .53 AREA- AVERAGED Ap = .59 4' TOTAL AREA(ACRES) = 43.07 PEAK FLOW RATE(CFS) = 50.08 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.20; 24HR = 6.80 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) = .81 HALFSTREET FLOOD WIDTH(FEET) = 42.32 FLOW VELOCITY(FEET /SEC.) = 3.84 DEPTH *VELOCITY(FT *FT /SEC.) = 3.12 FLOW PROCESS FROM NODE 619.00 TO NODE 620.00 IS CODE = 4.3 » » > COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA« «< » » > USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW) « «< UPSTREAM NODE ELEVATION(FEET) = 1005.50 DOWNSTREAM NODE ELEVATION(FEET) = 998.00 FLOW LENGTH(FEET) = 600.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 7.63 PIPE - FLOW(CFS) = 23.99 PIPEFLOW TRAVEL TIME(MIN.) = 1.31 Tc(MIN.) = 39.81 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.573 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 1.20 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A .80 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .73 " SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 2.00 SUBAREA RUNOFF(CFS) = 1.99 EFFECTIVE AREA(ACRES) = 45.07 AREA- AVERAGED Fm(INCH /HR) = .32 AREA - AVERAGED Fp(INCH /HR) = .54 AREA- AVERAGED Ap = .59 TOTAL AREA(ACRES) = 45.07 PEAK FLOW RATE(CFS) = 50.83 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.20; 24HR = 6.70 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) = .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc : STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 26.84 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .64 HALFSTREET FLOOD WIDTH(FEET) = 26.49 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.77 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.43 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 620.00 TO NODE 621.00 IS CODE = 4.3 » >COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA« «< » »> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW) « «< i f i d UPSTREAM NODE ELEVATION(FEET) = 998.00 DOWNSTREAM NODE ELEVATION(FEET) = 996.00 FLOW LENGTH(FEET) = 400.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 5.60 PIPE- FLOW(CFS) = 27.51 PIPEFLOW TRAVEL TIME(MIN.) = 1.19 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA(AMC II): 30.00 NUMBER OF PIPES = Tc (MIN. ) = 41.00 = 1.546 DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 3.27 .98 .40 32 AGRICULTURAL POOR COVER Lil r "PASTURE,DRYLAND" A SUBAREA AVERAGE PERVIOUS LOSS SUBAREA AVERAGE PERVIOUS AREA SUBAREA AREA(ACRES) = 5.45 EFFECTIVE AREA(ACRES) = 50. AREA- AVERAGED Fp(INCH /HR) = TOTAL AREA(ACRES) = 50.52 1 2.18 .58 1.00 68 RATE, Fp(INCH /HR) = .73 FRACTION, Ap = .64 SUBAREA RUNOFF(CFS) = 5.29 52 AREA- AVERAGED Fm(INCH /HR) _ .34 .56 AREA- AVERAGED Ap = .60 PEAK FLOW RATE(CFS) = 55.00 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.20; 24HR = 6.70 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc : STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 27.49 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .75 HALFSTREET FLOOD WIDTH(FEET) = 35.95 AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.65 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.99 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 621.00 TO NODE 640.00 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 996.00 DOWNSTREAM NODE ELEVATION(FEET) = 994.00 FLOW LENGTH(FEET) = 300.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 6.47 PIPE- FLOW(CFS) = 31.77 PIPEFLOW TRAVEL TIME(MIN.) _ .77 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA (AMC II): 30.00 NUMBER OF PIPES = 1 Tc (MIN. ) = 41.77 = 1.528 �1 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.20; 24HR = 6.70 IP STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 PR DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 29.64 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .73 HALFSTREET FLOOD WIDTH(FEET) = 34.26 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.03 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.22 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 640.00 TO NODE 640.00 IS CODE = 1 ---------------------------------------------------------------------------- >> >>>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« <<< TOTAL NUMBER OF STREAMS = 2 CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE: TIME OF CONCENTRATION(MIN.) = 41.77 RAINFALL INTENSITY(INCH /HR) = 1.53 AREA- AVERAGED Fm(INCH /HR) _ .35 AREA- AVERAGED Fp(INCH /HR) _ .58 AREA- AVERAGED Ap = .61 EFFECTIVE STREAM AREA(ACRES) = 57.93 TOTAL STREAM AREA(ACRES) = 57.93 PEAK FLOW RATE(CFS) AT CONFLUENCE = 61.41 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** - FLOW PROCESS FROM NODE 602.00 TO NODE 602.00 IS CODE = 2.1 >> >>>RATIONAL METHOD INITIAL SUBAREA ANALYSIS<< <<< »USE TIME -OF- CONCENTRATION NOMOGRAPH FOR INITIAL SUBAREA<< INITIAL SUBAREA FLOW- LENGTH(FEET) = 1000.00 ELEVATION DATA: UPSTREAM(FEET) = 1087.00 DOWNSTREAM(FEET) = 1078.00 DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" A 3.88 .98 .40 32 RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" AGRICULTURAL POOR COVER B .56 .75 .40 56 "PASTURE,DRYLAND" A 2.59 .58 1.00 68 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B .38 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .70 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = EFFECTIVE AREA(ACRES) = 7.41 57.93 SUBAREA RUNOFF(CFS) = AREA- AVERAGED Fm(INCH /HR) 7.19 _ .35 iiirrr►►► AREA- AVERAGED Fp(INCH /HR) _ .58 AREA- AVERAGED Ap = .61 TOTAL AREA(ACRES) = 57.93 PEAK FLOW RATE(CFS) _ - 61.41 �1 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.20; 24HR = 6.70 IP STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 PR DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 29.64 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .73 HALFSTREET FLOOD WIDTH(FEET) = 34.26 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.03 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.22 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 640.00 TO NODE 640.00 IS CODE = 1 ---------------------------------------------------------------------------- >> >>>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« <<< TOTAL NUMBER OF STREAMS = 2 CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE: TIME OF CONCENTRATION(MIN.) = 41.77 RAINFALL INTENSITY(INCH /HR) = 1.53 AREA- AVERAGED Fm(INCH /HR) _ .35 AREA- AVERAGED Fp(INCH /HR) _ .58 AREA- AVERAGED Ap = .61 EFFECTIVE STREAM AREA(ACRES) = 57.93 TOTAL STREAM AREA(ACRES) = 57.93 PEAK FLOW RATE(CFS) AT CONFLUENCE = 61.41 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** - FLOW PROCESS FROM NODE 602.00 TO NODE 602.00 IS CODE = 2.1 >> >>>RATIONAL METHOD INITIAL SUBAREA ANALYSIS<< <<< »USE TIME -OF- CONCENTRATION NOMOGRAPH FOR INITIAL SUBAREA<< INITIAL SUBAREA FLOW- LENGTH(FEET) = 1000.00 ELEVATION DATA: UPSTREAM(FEET) = 1087.00 DOWNSTREAM(FEET) = 1078.00 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** hi FLOW PROCESS FROM NODE 602.00 TO NODE 603.00 IS CODE = 6.3 ---------------------------------------------------------------------------- » >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< >> >>>( STREET TABLE SECTION # 2 USED)<< <<< fm UPSTREAM ELEVATION(FEET) = 1078.00 DOWNSTREAM ELEVATION(FEET) = 1071.00 STREET LENGTH(FEET) = 400.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 22.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 °' SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 lw STREET PARKWAY CROSSFALL(DECIMAL) _ .020 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 24.83 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .48 HALFSTREET FLOOD WIDTH(FEET) = 18.48 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.53 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.71 STREET FLOW TRAVEL TIME(MIN.) = 1.89 Tc(MIN.) = 14.25 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.914 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 7.11 .98 .10 32 ' SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .98 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 7.11 SUBAREA RUNOFF(CFS) = 18.02 EFFECTIVE AREA(ACRES) = 12.82 AREA- AVERAGED Fm(INCH /HR) _ ..10 ' AREA- AVERAGED Fp(INCH /HR) _ .97 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 12.82 PEAK FLOW RATE(CFS) = 32.50 lb SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.27; 3HR = 2.19; 6HR = 3.30; 24HR = 7.10 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .52 HALFSTREET FLOOD WIDTH(FEET) = 20.45 FLOW VELOCITY(FEET /SEC.) = 3.79 DEPTH *VELOCITY(FT *FT /SEC.) = 1.99 Tc = K *[(LENGTH ** 3.00) /(ELEVATION CHANGE)] ** .20 SUBAREA ANALYSIS USED MINIMUM Tc(MIN.) = 12.360 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 3.174 SUBAREA Tc AND LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp LAND USE GROUP (ACRES) (INCH /HR) Ap SCS Tc (DECIMAL) CN (MIN.) COMMERCIAL A 5.71 .98 .10 32 12.36 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .97 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA RUNOFF(CFS) = 15.81 TOTAL AREA(ACRES) = 5.71 PEAK FLOW RATE(CFS) = 15.81 E SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.26; 3HR = 2.19; 6HR = 3.30; 24HR = 7.10 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** hi FLOW PROCESS FROM NODE 602.00 TO NODE 603.00 IS CODE = 6.3 ---------------------------------------------------------------------------- » >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< >> >>>( STREET TABLE SECTION # 2 USED)<< <<< fm UPSTREAM ELEVATION(FEET) = 1078.00 DOWNSTREAM ELEVATION(FEET) = 1071.00 STREET LENGTH(FEET) = 400.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 22.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 °' SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 lw STREET PARKWAY CROSSFALL(DECIMAL) _ .020 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 24.83 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .48 HALFSTREET FLOOD WIDTH(FEET) = 18.48 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.53 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.71 STREET FLOW TRAVEL TIME(MIN.) = 1.89 Tc(MIN.) = 14.25 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.914 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 7.11 .98 .10 32 ' SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .98 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 7.11 SUBAREA RUNOFF(CFS) = 18.02 EFFECTIVE AREA(ACRES) = 12.82 AREA- AVERAGED Fm(INCH /HR) _ ..10 ' AREA- AVERAGED Fp(INCH /HR) _ .97 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 12.82 PEAK FLOW RATE(CFS) = 32.50 lb SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.27; 3HR = 2.19; 6HR = 3.30; 24HR = 7.10 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .52 HALFSTREET FLOOD WIDTH(FEET) = 20.45 FLOW VELOCITY(FEET /SEC.) = 3.79 DEPTH *VELOCITY(FT *FT /SEC.) = 1.99 FLOW PROCESS FROM NODE 603.00 TO NODE 604.00 IS CODE = 6.2 - ------------- ------- ----- ------- ----- ------------------------------------ » >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA« «< >> >>>( STREET TABLE SECTION # 2 USED)<< <<< UPSTREAM ELEVATION(FEET) = 1071.00 DOWNSTREAM ELEVATION(FEET) = 1064.00 STREET LENGTH(FEET) = 550.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 22.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 STREET PARKWAY CROSSFALL(DECIMAL) = .020 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) _ ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .58 HALFSTREET FLOOD WIDTH(FEET) = 17.55 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.61 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.08 STREET FLOW TRAVEL TIME(MIN.) = 2.54 Tc(MIN.) = 16.79 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.641 SUBAREA LOSS RATE DATA(AMC II): F 39.25 DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) COMMERCIAL A 5.89 .98 .10 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .98 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 5.89 SUBAREA RUNOFF(CFS) = 13. EFFECTIVE AREA(ACRES) = 18.71 AREA- AVERAGED Fm(INCH /HR) _ AREA- AVERAGED Fp(INCH /HR) = .98 AREA- AVERAGED AP = .10 TOTAL AREA(ACRES) = 18.71 PEAK FLOW RATE(CFS) = SCS CN 32 48 .10 42.83 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.26; 3HR = 2.19; 6HR = 3.30; 24HR = 7.00 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) = .59 HALFSTREET FLOOD WIDTH(FEET) = 18.22 FLOW VELOCITY(FEET /SEC.) = 3.74 DEPTH *VELOCITY(FT *FT /SEC.) = 2.21 FLOW PROCESS FROM NODE 604.00 TO NODE 605.00 IS CODE = 6.2 » >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA« «< » »> (STREET TABLE SECTION # 3 USED) « «< UPSTREAM ELEVATION(FEET) = 1071.00 DOWNSTREAM ELEVATION(FEET) = 1059.00 STREET LENGTH(FEET) = 660.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 ' DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 59.57 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 5.09 SPLIT DEPTH(FEET) _ .39 SPLIT FLOOD WIDTH(FEET) = 13.68 SPLIT FLOW(CFS) = 5.89 SPLIT VELOCITY(FEET /SEC.) = 2.98 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 p HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 5.09 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.85 STREET FLOW TRAVEL TIME(MIN.) = 2.16 Tc(MIN.) = 18.95 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.456 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN SCHOOL A 18.62 .98 .60 32 SCHOOL B 1.17 .75 .60 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .96 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .60 SUBAREA AREA(ACRES) = 19.79 SUBAREA RUNOFF(CFS) = 33.47 EFFECTIVE AREA(ACRES) = 38.50 AREA- AVERAGED Fm(INCH /HR) _ .34 AREA- AVERAGED Fp(INCH /HR) _ .96 AREA- AVERAGED Ap = .36 TOTAL AREA(ACRES) = 38.50 PEAK FLOW RATE(CFS) = 73.19 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.26; 3HR = 2.19; 6HR = 3.30; 24HR = 7.00 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 FLOW VELOCITY(FEET /SEC.) = 5.09 DEPTH *VELOCITY(FT *FT /SEC.) = 3.85 *NOTE: INITIAL SUBAREA NOMOGRAPH WITH SUBAREA PARAMETERS, AND L = 660.0 FT WITH ELEVATION -DROP = 12.0 FT, IS 46.3 CFS, WHICH EXCEEDS THE TOP -OF -CURB STREET CAPACITY AT NODE 605.00 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 605.00 TO NODE 605.10 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW /STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 1059.00 DOWNSTREAM NODE ELEVATION(FEET) = 1050.50 FLOW LENGTH(FEET) = 650.00 MANNING'S N = .013 ' USER SPECIFIED PIPE DIAMETER(INCH) = 27.00 NUMBER OF PIPES = ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 8.44 PIPE- FLOW(CFS) = 33.60 ' PIPEFLOW TRAVEL TIME(MIN.) = 1.28 Tc(MIN.) = 20.23 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.361 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN NATURAL POOR COVER "BARREN" A 11.23 .42 1.00 78 NATURAL POOR COVER BARREN �� B 3.91 .27 1.00 86 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .38 1 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = 1.00 SUBAREA AREA(ACRES) = 15.14 SUBAREA RUNOFF(CFS) = 27.02 EFFECTIVE AREA(ACRES) = 53.64 AREA- AVERAGED Fm(INCH /HR) _ .35 AREA- AVERAGED Fp(INCH /HR) = .66 AREA- AVERAGED Ap = .54 TOTAL AREA(ACRES) = 53.64 PEAK FLOW RATE(CFS) = 96.92 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.26; 3HR = 2.19; 6HR = 3.30; 24HR = 7.00 " STREET CROSS- SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc . STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 63.32 r. ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) = .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 4.32 SPLIT DEPTH(FEET) _ .56 SPLIT FLOOD WIDTH(FEET) = 22.39 SPLIT FLOW(CFS) = 17.80 SPLIT VELOCITY(FEET /SEC.) = 3.48 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.32 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.26 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 605.10 TO NODE 606.00 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW/STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ---------------------------------------------------------------------------- ---------------------------------------------------------------------------- UPSTREAM NODE ELEVATION(FEET) = 1050.50 DOWNSTREAM NODE ELEVATION(FEET) = 1042.00 FLOW LENGTH(FEET) = 650.00 MANNING'S N = .013 1� USER SPECIFIED PIPE DIAMETER(INCH) = 33.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 9.65 PIPE- FLOW(CFS) = 57.37 PIPEFLOW TRAVEL TIME(MIN.) = 1.12 Tc(MIN.) = 21.35 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.286 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN NATURAL POOR COVER "BARREN" A 3.99 .42 1.00 78 NATURAL POOR COVER . "BARREN" B 10.75 .27 1.00 86 ' SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .31 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = 1.00 SUBAREA AREA(ACRES) = 14.74 SUBAREA RUNOFF(CFS) = 26.20 EFFECTIVE AREA(ACRES) = 68.38 AREA- AVERAGED Fm(INCH /HR) _ .34 AREA- AVERAGED Fp(INCH /HR) = .54 AREA- AVERAGED Ap = .64 TOTAL AREA(ACRES) = 68.38 PEAK FLOW RATE(CFS) = 119.49 F 0 j a J SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.25; 3HR = 2.19; 6HR = 3.30; 24HR = 6.90 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 62.12 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) = .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF - STREET VELOCITY(FEET /SEC.) = 4.32 SPLIT DEPTH(FEET) _ .55 SPLIT FLOOD WIDTH(FEET) = 21.83 SPLIT FLOW(CFS) = 16.59 SPLIT VELOCITY(FEET /SEC.) = 3.41 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.32 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.26 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 606.00 TO NODE 607.00 IS CODE = 4.3 » » >COMPUTE COUPLED PIPEFLOW/STREETFLOW THRU SUBAREA« «< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 1042.00 �11_ 0 r DOWNSTREAM NODE ELEVATION(FRET) = 1036.00 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL- FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 9.00 PIPE- FLOW(CFS) = 74.69 PIPEFLOW TRAVEL TIME(MIN.) = 1.22 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA(AMC II): 39.00 NUMBER OF PIPES = Tc (MIN. ) = 22.58 = 2.211 1 DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN MOBILE HOME PARK B 15.00 .75 .25 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .25 SUBAREA AREA(ACRES) = 15.00 SUBAREA RUNOFF(CFS) = 27.32 EFFECTIVE AREA(ACRES) = 83.38 AREA- AVERAGED Fm(INCH /HR) _ .32 AREA- AVERAGED Fp(INCH /HR) = .56 AREA- AVERAGED Ap = .57 TOTAL AREA(ACRES) 83.38 PEAK FLOW RATE(CFS) = 142.19 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.25; 3HR = 2.19; 6HR = 3.20; 24HR = 6.90 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 i MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 67.50 ** *STREET FLOW SPLITS-OVER STREET - CROWN * ** FULL DEPTH(FEET) = .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 3.60 SPLIT DEPTH(FEET) = .70 SPLIT FLOOD WIDTH(FEET) = 30.70 SPLIT FLOW(CFS) = 29.54 SPLIT VELOCITY(FEET /SEC.) = 3.43 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.60 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.72 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** - FLOW PROCESS FROM NODE 607.00 TO NODE 608.00 IS CODE = 4.3 >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< _>> >>>USING_USER_SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 1036.00 DOWNSTREAM NODE ELEVATION(FEET) = 1030.00 FLOW LENGTH(FEET) = 640.00 MANNING'S N = .013 1 f 1 USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 9.13 PIPE- FLOW(CFS) = 75.85 PIPEFLOW TRAVEL TIME(MIN.) = 1.17 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA(AMC II): 39.00 NUMBER OF PIPES = 1 Tc (MIN. ) = 23.74 = 2.145 DEVELOPMENT TYPE/ SCS SOIL AREA LAND USE GROUP (ACRES) 11 5 -7 DWELLINGS /ACRE" B SUBAREA AVERAGE PERVIOUS LOSS SUBAREA AVERAGE PERVIOUS AREA SUBAREA AREA(ACRES) = 10.36 EFFECTIVE AREA (ACRES ) = 93 . ' AREA- AVERAGED Fp(INCH /HR) = TOTAL AREA(ACRES) = 93.74 Fp Ap SCS (INCH /HR) (DECIMAL) CN 10.36 .75 .50 56 RATE, Fp(INCH /HR) = .75 FRACTION, Ap = .50 SUBAREA RUNOFF(CFS) = 16.51 74 AREA- AVERAGED Fm(INCH /HR) _ .32 .58 AREA- AVERAGED Ap = .56 PEAK FLOW RATE(CFS) = 153.76 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.80 1 1 a STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) _ ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .77 HALFSTREET FLOOD WIDTH(FEET) = 37.06 = 32.00 00 77.91 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.48 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.67 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 608.00 TO NODE 608.10 IS CODE = 4.3 >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 1030.00 DOWNSTREAM NODE ELEVATION(FEET) = 1021.50 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 39.00 NUMBER OF PIPES = 1 E ll, SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.80 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 82.67 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 4.29 SPLIT DEPTH(FEET) _ .71 SPLIT FLOOD WIDTH(FEET) = 32.20 SPLIT FLOW(CFS) = 37.49 SPLIT VELOCITY(FEET /SEC.) = 4.13 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.29 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.24 FLOW PROCESS FROM NODE 608.10 TO NODE 609.00 IS CODE = 4.3 ---------------------------------------------------------------------- - - - - -- ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 10.71 PIPE- FLOW(CFS) = 88.90 PIPEFLOW TRAVEL TIME(MIN.) = 1.03 Tc(MIN.) = 24.77 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.091 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL "8 -10 DWELLINGS /ACRE" B 8.50 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 5.67 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .53 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 14.17 SUBAREA RUNOFF(CFS) = 22.35 EFFECTIVE AREA(ACRES) = 107.91 AREA- AVERAGED Fm(INCH /HR) _ .32 AREA- AVERAGED Fp(INCH /HR) _ .57 AREA- AVERAGED AF = .57 TOTAL AREA(ACRES) = 107.91 PEAK FLOW RATE(CFS) = 171.57 E ll, SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.80 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 82.67 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 4.29 SPLIT DEPTH(FEET) _ .71 SPLIT FLOOD WIDTH(FEET) = 32.20 SPLIT FLOW(CFS) = 37.49 SPLIT VELOCITY(FEET /SEC.) = 4.13 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.29 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.24 FLOW PROCESS FROM NODE 608.10 TO NODE 609.00 IS CODE = 4.3 ---------------------------------------------------------------------- - - - - -- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 1021.50 DOWNSTREAM NODE ELEVATION(FEET) = 1013.00 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) 42.00 NUMBER OF PIPES = ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 11.25 PIPE- FLOW(CFS) = 108.32 PIPEFLOW TRAVEL TIME(MIN.) _ .98 Tc(MIN.) = 25.75 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.043 SUBAREA LOSS RATE DATA(AMC II): 1 DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" B 8.74 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 5.82 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .53 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 14.56 SUBAREA RUNOFF(CFS) = 22.34 EFFECTIVE AREA(ACRES) = 122.47 AREA- AVERAGED Fm(INCH /HR) _ .33 AREA- AVERAGED Fp(INCH /HR) _ .56 AREA- AVERAGED Ap = .58 TOTAL AREA(ACRES) = 122.47 PEAK FLOW RATE(CFS) = 189.24 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.20; 24HR = 6.80 ki STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 80.92 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 4.29 SPLIT DEPTH(FEET) _ .70 SPLIT FLOOD WIDTH(FEET) = 31.07 SPLIT FLOW(CFS) = 35.74 SPLIT VELOCITY(FEET /SEC.) = 4.09 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.29 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.24 FLOW PROCESS FROM NODE 609.00 TO NODE 610.00 IS CODE = 4.3 - --------------------------- -------------------------------- » >>>COMPUTE COUPLED - PIPEFLOW/STREETFLOW THRU SUBAREA« <<< >> >>>USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ------ - - - - - -- - - UPSTREAM NODE ELEVATION(FEET) 1013.00 --- ------------------------------------------------------- ' DOWNSTREAM NODE ELEVATION(FEET) = 1005.00 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 45.00 NUMBER OF PIPES = 1 ASSUME FULL- FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 11.43 PIPE- FLOW(CFS) = 126.32 PIPEFLOW TRAVEL TIME(MIN.) _ ..96 Tc(MIN.) = 26.71 , * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.999 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" B 6.53 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 4.36 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .53 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 10.89 SUBAREA RUNOFF(CFS) = 16.27 EFFECTIVE AREA(ACRES) = 133.36 AREA- AVERAGED Fm(INCH /HR) _ .33 AREA- AVERAGED Fp(INCH /HR) .56 AREA- AVERAGED Ap = .58 TOTAL AREA(ACRES) = 133.36 PEAK FLOW RATE(CFS) = 200.61 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.20; 24HR = 6.70 STREET CROSS- SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 74.29 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) = .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 4.16 SPLIT DEPTH(FEET) = .67 SPLIT FLOOD WIDTH(FEET) = 28.26 SPLIT FLOW(CFS) = 30.46 SPLIT VELOCITY(FEET /SEC.) = 3.86 CA STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.16 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.14 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW - PROCESS - FROM - NODE - - -- 610_00 - TO - NODE - - -- 611_00 - IS - CODE 4.3 - - - -- -------- - - - - -- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< --------------------------------------------------------------------------- UPSTREAM NODE ELEVATION(FEET) = 1005.00 DOWNSTREAM NODE ELEVATION(FEET) = 997.00 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 45.00 NUMBER OF PIPES = 1 ASSUME FULL- FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 11.43 PIPE- FLOW(CFS) = 126.32 PIPEFLOW TRAVEL TIME(MIN.) _ .96 Tc(MIN.) = 27.68 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.957 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN SCHOOL B 3.97 .75 .60 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .60 SUBAREA AREA(ACRES) = 3.97 SUBAREA RUNOFF(CFS) = 5.39 EFFECTIVE AREA(ACRES) = 137.33 AREA- AVERAGED Fm(INCH /HR) _ .33 AREA- AVERAGED Fp(INCH /HR) _ .57 AREA- AVERAGED Ap = .58 TOTAL AREA(ACRES) = 137.33 PEAK FLOW RATE(CFS) = 200.95 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.10; 24HR = 6.60 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 74.63 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** Ell FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF - STREET VELOCITY(FEET /SEC.) = 4.16 SPLIT DEPTH(FEET) _ .68 SPLIT FLOOD WIDTH(FEET) = 28.45 SPLIT FLOW(CFS) = 30.80 SPLIT VELOCITY(FEET /SEC.) = 3.87 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.16 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.14 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 611.00 TO NODE 640.00 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW /STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 997.00 DOWNSTREAM NODE ELEVATION(FEET) = 994.00 FLOW LENGTH(FEET) = 650.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 54.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 7.96 ' PIPE- FLOW(CFS) = 126.76 - PIPEFLOW TRAVEL TIME(MIN.) = 1.36 Tc(MIN.) = 29.04 * 100 YEAR RAINFALL INTENSITY(INCH /HR) 1.901 SUBAREA LOSS RATE DATA (AMC IV: DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN SCHOOL A 5.34 .98 .60 32 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .98 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .60 SUBAREA AREA(ACRES) = 5.34 SUBAREA RUNOFF(CFS) = 6.33 - EFFECTIVE AREA(ACRES) = 142.67 AREA- AVERAGED Fm(INCH /HR) _ .34 AREA- AVERAGED Fp(INCH /HR) _ .58 AREA- AVERAGED Ap = .59 TOTAL AREA(ACRES) = 142.67 PEAK FLOW RATE(CFS) = 200.95 NOTE: PEAK FLOW RATE DEFAULTED TO UPSTREAM VALUE SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.10; 24HR = 6.60 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 74.19 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .83 HALFSTREET FLOOD WIDTH(FEET) = 40.35 AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.70 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.25 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 640.00 TO NODE 640.00 IS CODE = 1 ----------------------------------------------------------- >> >>>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« <<< >> >>>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES<< <<< TOTAL NUMBER OF STREAMS = 2 CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE: TIME OF CONCENTRATION(MIN.) = 29.04 RAINFALL INTENSITY(INCH /HR) = 1.90 AREA- AVERAGED Fm(INCH /HR) _ .34 AREA- AVERAGED Fp(INCH /HR) _ .58 AREA- AVERAGED Ap = .59 EFFECTIVE STREAM AREA(ACRES) = 142.67 TOTAL STREAM AREA(ACRES) = 142.67 PEAK FLOW RATE(CFS) AT CONFLUENCE = 200.95 w ** CONFLUENCE DATA ** COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS: PEAK FLOW RATE(CFS) = 257.15 Tc(MIN.) = 29.04 EFFECTIVE AREA(ACRES) = 182.94 AREA- AVERAGED Fm(INCH /HR) _ .34 AREA- AVERAGED Fp(INCH /HR) _ .58 AREA- AVERAGED Ap = .59 STREAM Q Tc Intensity Fp(Fm) Ap Ae HEADWATER NUMBER (CFS) (MIN.) (INCH /HR) (INCH /HR) (ACRES) NODE 1 61.41 41.77 1.528 .58( .35) .61 57.9 612.00 2 200.95 29.04 1.901 .58( .34) .59 142.7 602.00 RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO CONFLUENCE FORMULA USED FOR 2 STREAMS. ** PEAK FLOW RATE TABLE ** STREAM Q Tc Intensity Fp(Fm) Ap Ae HEADWATER NUMBER (CFS) (MIN.) (INCH /HR) (INCH /HR) (ACRES) NODE 1 214.37 41.77 1.528 .58( .34) .59 200.6 612.00 ' 2 257.15 29.04 1.901 .58( .34) .59 182.9 602.00 COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS: PEAK FLOW RATE(CFS) = 257.15 Tc(MIN.) = 29.04 EFFECTIVE AREA(ACRES) = 182.94 AREA- AVERAGED Fm(INCH /HR) _ .34 AREA- AVERAGED Fp(INCH /HR) _ .58 AREA- AVERAGED Ap = .59 TOTAL AREA(ACRES) = 200.60 LONGEST FLOWPATH FROM NODE 602.00 TO NODE 640.00 = 8500.00 FEET. FLOW PROCESS FROM NODE 640.00 TO NODE 650.00 IS CODE = 3.1 ------------------------------------------------ >> >>>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA<< <<< >> >>>USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW)<< <<< ---------------------------------------------------------------------------- ---------------------------------------------------------------------------- ELEVATION DATA: UPSTREAM(FEET) = 994.00 DOWNSTREAM(FEET) = 981.00 FLOW LENGTH(FEET) = 900.00 MANNING'S N = .013 DEPTH OF FLOW IN 57.0 INCH PIPE IS 46.4 INCHES PIPE -FLOW VELOCITY(FEET /SEC.) = 16.66 ESTIMATED PIPE DIAMETER(INCH) = 57.00 NUMBER OF PIPES = 1 PIPE- FLOW(CFS) = 257.15 PIPE TRAVEL TIME(MIN.) _ .90 Tc(MIN.) = 29.94 FLOW PROCESS FROM NODE 650.00 TO NODE 650.00 IS CODE = 11 - ------- ----- -- -- ----- ---- -------------------------------- >> >>> CONFLUENCE MEMORY BANK # 2 WITH THE MAIN- STREAM MEMORY« «< 1p ** MAIN STREAM CONFLUENCE DATA ** STREAM Q Tc Intensity Fp(Fm) Ap Ae HEADWATER NUMBER (CFS) (MIN.) (INCH /HR) (INCH /HR) (ACRES) NODE 1 257.15 29.94 1.867 .58( .34) 59 182.9 602.00 2 214.37 42.71 1.508 .58( .34) .59 200.6 612..00 LONGEST FLOWPATH FROM NODE 602.00 TO NODE 650.00 = 9400.00 FEET. ** MEMORY BANK # 2 CONFLUENCE DATA ** PEAK FLOW RATE(CFS) = 1682.32 Tc(MIN.) = 41.74 AREA- AVERAGED Fm(INCH /HR) _ .37 Ybar = .36 TOTAL AREA(ACRES) = 1432.18 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 650.00 = 16252.00 FEET. COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS: UNIT- HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.28;3H= 2.19;6H= 3.34;24H= 7.37 S- GRAPH: VALLEY( DEV. )= 100.0%;VALLEY(UNDEV.) /DESERT= .0% MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0% Tc(HR) _ .70; LAG(HR) _ .56; Fm(INCH /HR) _ .37; Ybar = .36 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 1632.78 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 650.00 = 16252.00 FEET. TIME OF PEAK FLOW(HR) = 16.58 RUNOFF VOLUME(AF) = 661.13 PEAK FLOW RATE(CFS) = 1903.49 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 650.00 TO NODE 650.00 IS CODE = 12 ---------------------------------------------------------------- >> >>>CLEAR MEMORY BANK # 2 « «< ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 650.00 TO NODE 670.00 IS CODE = 5.1 -------------------------------------------------------------------------- >> >>>COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >> >>>TRAVELTIME THRU SUBAREA (NEW ELEMENT)<< <<< ELEVATION DATA: UPSTREAM(FEET) = 981.00 DOWNSTREAM(FEET) = 977.00 CHANNEL LENGTH THRU SUBAREA(FEET) = 1900.00 CHANNEL SLOPE _ .0021 CHANNEL BASE(FEET) = 20.00 "Z" FACTOR = 1.500 MANNING'S FACTOR = .015 MAXIMUM DEPTH(FEET) = 7.00 CHANNEL FLOW THRU SUBAREA(CFS) = 1903.49 El FLOW VELOCITY(FEET /SEC) = 11.55 FLOW DEPTH(FEET) = 5.76 TRAVEL TIME(MIN.) = 2.74 Tc(MIN.) = 44.49 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 670.00 TO NODE 670.00 IS CODE = 8.1 --------------------------------------------------------------------------- >> >>>ADDITION OF SUBAREA TO MAINLINE PEAK FLOW<< <<< MAINLINE Tc(MIN) = 44.49 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.472 SUBAREA LOSS RATE DATA(AMC II): E DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 2 DWELLINGS /ACRE" B 11.28 .75 .70 56 RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" B .90 .75 .40 56 E 1. AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B .60 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .72 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .69 UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.28;3H= 2.19;6H= 3.33;24H= 7.36 S- GRAPH: VALLEY( DEV. ) = 100.0 %;VALLEY(UNDEV.) /DESERT= .0% MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0% Tc(HR) _ .74; LAG(HR) _ .59; Fm(INCH /HR) _ .37; Ybar = .36 USED SIERRA MhDRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 1645.56 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 670.00 = 18152.00 FEET. TIME OF PEAK FLOW(HR) = 16.67 RUNOFF VOLUME(AF) = 664.82 TOTAL AREA(ACRES) = 1645.56 PEAK FLOW RATE(CFS) = 1903.49 NOTE: PEAK FLOW RATE DEFAULTED TO UPSTREAM VALUE SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = .1.21; 3HR = 2.19; 6HR = 3.10; 24HR = 6.50 FLOW PROCESS FROM NODE 670.00 TO NODE 670.00 IS CODE = 1 -- ----- ---------- --- ----- ---------- --- ----- -- -------------- >> >>>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« <<< ------------------------------------------------- TOTAL NUMBER OF STREAMS = 2 CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE: PEAK FLOW RATE(CFS) = 1903.49 Tc(MIN.) = 44.49 AREA- AVERAGED Fm(INCH /HR) _ .37 Ybar = .36 TOTAL AREA(ACRES) = 1645.56 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 651.00 TO NODE 651.00 IS CODE = 2.1 --------------------------------------------------------------------------- >> >>>RATIONAL METHOD INITIAL SUBAREA ANALYSIS<< <<< >>USE TIME-OF-CONCENTRATION NOMOGRAPH FOR INITIAL SUBAREA<< INITIAL SUBAREA FLOW- LENGTH(FEET) = 1000.00 ELEVATION DATA: UPSTREAM(FEET) = 1064.00 DOWNSTREAM(FEET) = 1052.00 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** �j FLOW PROCESS FROM NODE 651.00 TO NODE 652.00 IS CODE = 6.2 ---------------------------------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< » »> (STREET TABLE SECTION # 4 USED) « «< ---------------------------------------------------------------------------- ---------------------------------------------------------------------------- UPSTREAM ELEVATION(FEET) = 1052.00 DOWNSTREAM ELEVATION(FEET) = 1045.00 STREET LENGTH(FEET) = 660.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 Tc = K *[(LENGTH ** 3.00) /(ELEVATION CHANGE)] ** .20 SUBAREA ANALYSIS USED MINIMUM Tc(MIN.) = 11.669 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 3.285 SUBAREA Tc AND LOSS RATE DATA(AMC II): E DEVELOPMENT TYPE/ SCS SOIL AREA Fp LAND USE GROUP (ACRES) (INCH /HR) Ap SCS Tc (DECIMAL) CN (MIN.) COMMERCIAL A 10.00 .98 .10 32 11.67 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .98 E-4 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA RUNOFF(CFS) = 28.69 TOTAL AREA(ACRES) = 10.00 PEAK FLOW RATE(CFS) = 28.69 E j SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.26; 3HR = 2.19; 6HR = 3.30; 24HR = 6.90 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** �j FLOW PROCESS FROM NODE 651.00 TO NODE 652.00 IS CODE = 6.2 ---------------------------------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< » »> (STREET TABLE SECTION # 4 USED) « «< ---------------------------------------------------------------------------- ---------------------------------------------------------------------------- UPSTREAM ELEVATION(FEET) = 1052.00 DOWNSTREAM ELEVATION(FEET) = 1045.00 STREET LENGTH(FEET) = 660.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 44.00 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.25; 3HR = 2.19; 6HR = 3.20; 24HR = 6.90 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .66 HALFSTREET FLOOD WIDTH(FEET) = 27.03 FLOW VELOCITY(FEET /SEC.) = 3.53 DEPTH *VELOCITY(FT *FT /SEC.) = 2.32 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 STREET PARKWAY CROSSFALL('DECIMAL) _ .020 El * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 42.57 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .62 E-4 HALFSTREET FLOOD WIDTH(FEET) = 25.00 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.35 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.06 STREET FLOW TRAVEL TIME(MIN.) = 3.28 Tc(MIN.) = 14.95 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.831 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 8.44 .98 .10 32 COMMERCIAL B 2.80 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .92 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 11.24 SUBAREA RUNOFF(CFS) = 27.71 EFFECTIVE AREA(ACRES) = 21.24 AREA- AVERAGED Fm(INCH /HR) _ .09 AREA- AVERAGED Fp(INCH /HR) _ .95 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 21.24 PEAK FLOW RATE(CFS) = 52.32 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.25; 3HR = 2.19; 6HR = 3.20; 24HR = 6.90 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .66 HALFSTREET FLOOD WIDTH(FEET) = 27.03 FLOW VELOCITY(FEET /SEC.) = 3.53 DEPTH *VELOCITY(FT *FT /SEC.) = 2.32 FLOW PROCESS FROM NODE 652.00 TO NODE 653.00 IS CODE = 4.3 - l- ------------- -------- -------------------- -------------------------------- >>>>>COMPUTECOUPLEDPIPEFLOW/STREETFLOWTHRUSUBAREA<<<<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) _ - 1045 00 DOWNSTREAM NODE ELEVATION(FEET) - 1038.00 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 E a USER SPECIFIED PIPE DIAMETER(INCH) = 30.00 NUMBER OF PIPES = 1 ASSUME FULL- FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 8.16 PIPE- FLOW(CFS) = 40.07 PIPEFLOW TRAVEL TIME(MIN.) = 1.35 Tc(MIN.) = 16.30 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.688 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA LAND USE GROUP (ACRES) RESIDENTIAL "5 -7 DWELLINGS /ACRE" A 14.27 RESIDENTIAL Fp Ap SCS (INCH /HR) (DECIMAL) CN 98 .50 32 "5 -7 DWELLINGS /ACRE" B 5.88 .75 .50 56 E SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .91 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .50 SUBAREA AREA(ACRES) = 20.15 SUBAREA RUNOFF(CFS) = 40.51 EFFECTIVE AREA(ACRES) = 41.39 AREA- AVERAGED Fm(INCH /HR) _ .27 AREA- AVERAGED Fp(INCH /HR) _ .92 AREA- AVERAGED Ap = .29 TOTAL AREA(ACRES) = 41.39 PEAK FLOW RATE(CFS) = 90.10 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.25; 3HR = 2.19; 6HR = 3.20; 24HR = 6.90 STREET CROSS- SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 50 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF - STREET VELOCITY(FEET /SEC.) = 3.89 SPLIT DEPTH(FEET) _ .47 SPLIT FLOOD WIDTH(FEET) _ SPLIT FLOW(CFS) = 9.03 SPLIT VELOCITY(FEET /SEC.) _ STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 ' HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.89 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.94 IAN 17.94 2.72 FLOW PROCESS FROM NODE 653.00 TO NODE 654.00 IS CODE = 4.3 >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>>USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ------------------------------------------------------ - - - - -- - - - -- UPSTREAM NODE ELEVATION(FEET) = 1038.00 DOWNSTREAM NODE ELEVATION(FEET) = 1030.00 FLOW LENGTH(FEET) = 650.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 30.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 8.79 PIPE- FLOW(CFS) = 43.17 PIPEFLOW TRAVEL TIME(MIN.) = 1.23 Tc(MIN.) = 17.53 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.573 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 5 -7 DWELLINGS /ACRE" _ A 9.91 .98 .50 32 RESIDENTIAL 11 5 -7 DWELLINGS /ACRE" B 1.01 .75 .50 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .95 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = - .50 SUBAREA AREA(ACRES) = 10.92 SUBAREA RUNOFF(CFS) = 20.60 EFFECTIVE AREA(ACRES) = 52.31 AREA- AVERAGED Fm(INCH /HR) _ .31 AREA- AVERAGED Fp(INCH /HR) = .93 AREA- AVERAGED Ap = .34 TOTAL AREA(ACRES) = 52.31 PEAK FLOW RATE(CFS) = 106.41 SUBAREA AREA - AVERAGED RAINFALL DEPTH INCH : 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.80 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 El SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 63.24 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) = .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 4.19 SPLIT DEPTH(FEET) = .58 SPLIT FLOOD WIDTH(FEET) 23.33 SPLIT FLOW(CFS) = 19.08 SPLIT VELOCITY(FEET /SEC.) = 3.44 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.19 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.16 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** - FLOW - PROCESS FROM - NODE - - -- 654_00 - TO - NODE - - -- 655_00 - IS - CODE - 4_3 - - - - -- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 1030 00 DOWNSTREAM NODE ELEVATION(FEET) = 1022.00 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 33.00 NUMBER OF PIPES 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 9.29 PIPE- FLOW(CFS) = 55.24 PIPEFLOW TRAVEL TIME(MIN.) = 1.18 Tc(MIN.) = 18.72 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.474 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 5 -7 DWELLINGS /ACRE" A 1.97 .98 .50 32 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .98 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .50 SUBAREA AREA(ACRES) = 1.97 SUBAREA RUNOFF(CFS) = 3.52 EFFECTIVE AREA(ACRES) = 54.28 AREA- AVERAGED Frm(INCH /HR) _ .32 AREA- AVERAGED Fp(INCH /HR) _ .93 AREA- AVERAGED Ap = .34 TOTAL AREA(ACRES) = 54.28 PEAK FLOW RATE(CFS) = 106.41 NOTE: PEAK FLOW RATE DEFAULTED TO UPSTREAM VALUE SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.70 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 51.17 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 4.16 SPLIT DEPTH(FEET) _ .44 SPLIT FLOOD WIDTH(FEET) = 16.13 SPLIT FLOW(CFS) = 7.34 SPLIT VELOCITY(FEET /SEC.) = 2.72 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.16 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.14 k� l *************************************************************************** - FLOW - PROCESS - FROM - NODE - - -- 655_00 - TO - NODE - - -- 656_00 - IS - CODE = 4_3 - - - - -- >> >>>COMPUTE COUPLED PIPE FLOW/STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 1022.00 C� 1 1 DOWNSTREAM NODE ELEVATION(FEET) = 1014.00 FLOW LENGTH(FEET) = 640.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL- FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 10.00 PIPE- FLOW(CFS) = 70.75 PIPEFLOW TRAVEL TIME(MIN.) = 1.07 * -100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA(AMC II): 36.00 NUMBER OF PIPES = Tc (MIN. ) = 19.78 = 2.393 DEVELOPMENT TYPE/ SCS SOIL AREA LAND USE GROUP (ACRES) . Fp Ap SCS (INCH /HR) (DECIMAL) CN 1 u L RESIDENTIAL "5 -7 DWELLINGS /ACRE" A 37.82 .98 .50 32 RESIDENTIAL 11 5 -7 DWELLINGS /ACRE" B SUBAREA AVERAGE PERVIOUS LOSS SUBAREA AVERAGE PERVIOUS AREA SUBAREA AREA(ACRES) = 45.25 EFFECTIVE AREA(ACRES) = 99. AREA- AVERAGED Fp(INCH /HR) _ TOTAL AREA(ACRES) = 99.53 7.43 .75 .50 56 RATE, Fp(INCH /HR) _ .94 FRACTION, Ap = .50 SUBAREA RUNOFF(CFS) = 78.38 53 AREA- AVERAGED Fm(INCH /HR) _ .39 .93 AREA- AVERAGED Ap = .41 PEAK FLOW RATE(CFS) = 179.70 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.80 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 108.95 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .81 HALFSTREET FLOOD WIDTH(FEET) = 39.07 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.28 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.46 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE - - -- 656_00 - TO - NODE - - -- 656_10 - IS - CODE - 4_ 3--- - - - - -- ----------- >> >>>COMPUTE COUPLED PIPEFLOW /STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION (FEET) = 1014.00 DOWNSTREAM NODE ELEVATION(FEET) = 1005.50 �+ FLOW LENGTH(FEET) = 680.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 45.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 11.60 PIPE FLOW(CFS) = 128.28 PIPEFLOW TRAVEL TIME(MIN.) _ .98 Tc(MIN.) = 20.76 ' * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.325 SUBAREA LOSS RATE DATA (AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS ' LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" A 4.89 .98 .40 32 RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" B 7.66 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 3.26 .58 1.00 68 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 5.10 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .61 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 20.91 EFFECTIVE AREA(ACRES) = 120.44 AREA- AVERAGED Fp(INCH /HR) _ .85 TOTAL AREA(ACRES) = 120.44 SUBAREA RUNOFF(CFS) = 36.44 AREA- AVERAGED Fm(INCH /HR) _ .39 AREA- AVERAGED Ap = .45 PEAK FLOW RATE(CFS) = 210.03 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.20; 24HR = 6.60 STREET CROSS- SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 81.75 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 4.22 SPLIT DEPTH(FEET) _ .71 SPLIT FLOOD WIDTH(FEET) = 32.39 SPLIT FLOW(CFS) = 37.25 SPLIT VELOCITY(FEET /SEC.) = 4.07 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.22 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.19 FLOW PROCESS FROM NODE 656.10 TO NODE 657.00 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW/STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ---------------------------------------------------------------------------- ---------------------------------------------------------------------------- UPSTREAM NODE ELEVATION(FEET) = 1005.50 DOWNSTREAM NODE ELEVATION(FEET) = 997.00 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 45.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 11.78 PIPE- FLOW(CFS) = 130.21 PIPEFLOW TRAVEL TIME(MIN.) _ .93 Tc(MIN.) = 21.69 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.265 SUBAREA LOSS RATE DATA(AMC II): ' DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL ' 8 -10 DWELLINGS /ACRE" A 1.50 .98 .40 32• RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" B 10.48 .75 .40 56 AGRICULTURAL POOR COVER ' "PASTURE,DRYLAND" A 1.00 .58 1.00 68 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 6.98 .40 1.00 79 ' SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .55 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 19.96 SUBAREA RUNOFF(CFS) = 34.31 EFFECTIVE AREA(ACRES) = 140.40 AREA- AVERAGED Fm(INCH /HR) _ .38 AREA- AVERAGED Fp(INCH /HR) = .80 AREA- AVERAGED Ap = .48 TOTAL AREA(ACRES) = 140.40 PEAK FLOW RATE(CFS) = 237.78 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.20; 24HR = 6.60 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) . 020 .020 OUTSIDE STREET CROSSFALL(DECIMAL) .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 107.57 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .80 HALFSTREET FLOOD WIDTH(FEET) = 38.77 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.30 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.45 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 657.00 TO NODE 657.10 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW) «. «< ---------------------------------------------------------------------------- ---------------------------------------------------------------------------- UPSTREAM NODE ELEVATION(FEET) = 997.00 DOWNSTREAM NODE ELEVATION(FEET) = 990.50 FLOW LENGTH(FEET) = 650.00 MANNING'S N = .013 ' SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.10; 24HR = 6.50 N� USER SPECIFIED PIPE DIAMETER(INCH) = 51.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 11.28 PIPE- FLOW(CFS) = 160.20 PIPEFLOW TRAVEL TIME(MIN.) _ .96 Tc(MIN.) = 22.65 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.207 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL "8 -10 DWELLINGS /ACRE" A .94 .98 .40 32 RESIDENTIAL "8 -10 DWELLINGS /ACRE" B 10.67 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A .63 .58 1.00 68 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 7.12 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) .55 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 19.36 SUBAREA RUNOFF(CFS) = 32.36 ' EFFECTIVE AREA(ACRES) = 159.76 AREA- AVERAGED Fm(INCH /HR) _ .38 AREA- AVERAGED Fp(INCH /HR) _ .76 AREA- AVERAGED Ap = .50 TOTAL AREA(ACRES) = 159.76 PEAK FLOW RATE(CFS) = 262.80 ' SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.10; 24HR = 6.50 N� STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 102.60 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .82 HALFSTREET FLOOD WIDTH(FEET) = 39.62 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.90 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.19 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 657.10 TO NODE 658.00 IS CODE = 4.3 -------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 990.50 DOWNSTREAM NODE ELEVATION(FEET) = 984.00 FLOW LENGTH(FEET) = 680.00 MANNING'S N = .013 A USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 11.46 PIPE- FLOW(CFS) = 182.42 PIPEFLOW TRAVEL TIME(MIN.) _ .99 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA (AMC IV: 54.00 NUMBER OF PIPES = 1 Tc (MIN. ) = 23.64 = 2.151 DEVELOPMENT TYPE/ SCS SOIL AREA Fp LAND USE GROUP (ACRES) (INCH /HR) RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" A .14 .98 RESIDENTIAL J 1 1 L "8 -10 DWELLINGS /ACRE" B 11.77 .75 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A .09 .58 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B SUBAREA AVERAGE PERVIOUS LOSS SUBAREA AVERAGE PERVIOUS AREA SUBAREA AREA(ACRES) = 19.84 EFFECTIVE AREA(ACRES) = 179. AREA- AVERAGED Fp(INCH /HR) = TOTAL AREA(ACRES) = 179.60 Ap SCS (DECIMAL) CN .40 32 .40 56 1.00 68 7.84 .40 1.00 79 RATE, Fp(INCH /HR) = .53 FRACTION, Ap = .64 SUBAREA RUNOFF(CFS) = 32.33 60 AREA- AVERAGED Fm(INCH /HR) _ .37 .73 AREA- AVERAGED Ap = .52 PEAK FLOW RATE(CFS) = 287.10 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.21; 3HR = 2.19; 6HR = 3.10; 24HR = 6.50 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 104.67 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .83 HALFSTREET FLOOD WIDTH(FEET) = 40.11 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.86 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.20 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** - FLOW PROCESS FROM NODE 658.00 TO NODE 659.00 IS CODE = 4.3 ---------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< Im » >>> USING USER SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 984.00 DOWNSTREAM NODE ELEVATION(FEET) = 980.50 FLOW LENGTH(FEET) = 450.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 54.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 10.34 PIPE- FLOW(CFS) = 164.55 *NOTE: USER SPECIFIED PIPE SYSTEM CAN NOT CARRY TOTAL UPSTREAM PIPEFLOW* PIPEFLOW TRAVEL TIME(MIN.) = .73 Tc(MIN.) = 24.37 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.112 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL "2 DWELLINGS /ACRE" B 9.17 .75 .70 56 RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" B .82 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B .55 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .72 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .69 ' SUBAREA AREA(ACRES) = 10.54 SUBAREA RUNOFF(CFS) = 15.30 EFFECTIVE AREA(ACRES) = 190.14 AREA- AVERAGED Fm(INCH /HR) _ .38 AREA- AVERAGED Fp(INCH /HR) = .73 AREA- AVERAGED Ap = .52 TOTAL AREA(ACRES) = 190.14 PEAK FLOW RATE(CFS) = 296.14 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH). 5M = .46; 30M = .93; 1HR = 1.21; 3HR = 2.19; 6HR = 3.10; 24HR = 6.40 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 ' DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 131.59 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .91 HALFSTREET FLOOD WIDTH(FEET) = 44.26 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.86 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.52 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** - FLOW - PROCESS FROM - NODE - - -- 659_00 - TO - NODE - - -- 670_00 - IS - CODE = 4_3 - - - - -- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 980.50 DOWNSTREAM NODE ELEVATION(FEET) = 977.00 FLOW LENGTH(FEET) = 550.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 60.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 10.03 PIPE- FLOW(CFS) = 197.14 PIPEFLOW TRAVEL TIME(MIN.) _ .91 Tc(MIN.) = 25.28 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.066 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS in LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 2 DWELLINGS /ACRE" B 3.17 .75 .70 56 RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" B 1.17 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B .69 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .68 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .67 SUBAREA AREA(ACRES) = 5.03 SUBAREA RUNOFF(CFS) = 7.30 EFFECTIVE AREA(ACRES) = 195.17 AREA- AVERAGED Fm(INCH /HR) _ .38 AREA- AVERAGED Fp(INCH /HR) _ .73 AREA- AVERAGED Ap = .53 TOTAL AREA(ACRES) = 195.17 PEAK FLOW RATE(CFS) = 296.14 NOTE: PEAK FLOW RATE DEFAULTED TO UPSTREAM VALUE SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.20; 3HR = 2.19; 6HR = 3.10; 24HR = 6.30 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 ' MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc ' STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 99.01 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .86 ' HALFSTREET FLOOD WIDTH(FEET) = 41.88 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.30 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.85 FLOW PROCESS FROM NODE 670.00 TO NODE 670.00 IS CODE = 1 >> >>>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« <<< >> >>>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES<< <<< - ------------------------------------------------------------------------- TOTAL NUMBER OF STREAMS = 2 CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE: TIME OF CONCENTRATION(MIN.) = 25.28 RAINFALL INTENSITY(INCH /HR) = 2.07 AREA- AVERAGED Fm(INCH /HR) _ .38 AREA- AVERAGED Fp(INCH /HR) _ .73 AREA- AVERAGED Ap = .53 EFFECTIVE STREAM AREA(ACRES) = 195.17 TOTAL STREAM AREA(ACRES) = 195.17 PEAK FLOW RATE(CFS) AT CONFLUENCE = 296.14 ** CONFLUENCE DATA ** STREAM . Q Tc AREA HEADWATER NUMBER (CFS) (MIN.) (ACRES) NODE 1 1903.49 44.49 1645.56 100.00 2 296.14 25.28 195.17 651.00 COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS: UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.27;3H= 2.19;6H= 3.32;24H= 7.29 S- GRAPH: VALLEY( DEV. )= 100.0%;VALLEY(UNDEV.) /DESERT= .0% MOUNTAIN= .0 %;FOOTHILL= .0t;DESERT(UNDEV.)= .0 Tc(HR) _ .74; LAG(HR) _ .59; Fm(INCH /HR) _ .37; Ybar = .36 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 1840.73 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 670.00 = 18152.00* FEET. TIME OF PEAK FLOW(HR) = 16.67 RUNOFF VOLUME(AF) = 733.51 PEAK FLOW RATE(CFS) = 2046.22 FLOW PROCESS FROM NODE 670.00 TO NODE 680.00 IS CODE = 5.1 --------------------------------------------------------------------------- >> >>> COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >> >>>TRAVELTIME THRU SUBAREA (NEW ELEMENT)<< <<< ELEVATION DATA: UPSTREAM(FEET) = 977.00 DOWNSTREAM(FEET) = 955.00 CHANNEL LENGTH THRU SUBAREA(FEET) = 1350.00 CHANNEL SLOPE _ .0163 CHANNEL BASE(FEET) = 10.00 "Z" FACTOR = 1.500 MANNING'S FACTOR = .015 MAXIMUM DEPTH(FEET) 7.00 CHANNEL FLOW THRU SUBAREA(CFS) = 2046.22 FLOW VELOCITY(FEET /SEC) = 25.99 FLOW DEPTH(FEET) = 4.64 TRAVEL TIME(MIN.) _ .87 Tc(MIN.) = 45.35 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 680.00 TO NODE 680.00 IS CODE = 8.1 - ---- -------- ----- ----- ---------- --- ----- ---------- --- ----- -- ----- --------- >> >>>ADDITION OF SUBAREA TO MAINLINE PEAK FLOW<< <<< MAINLINE Tc(MIN) = 45.35 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.455 SUBAREA LOSS RATE DATA (AMC II): ' DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL e 11 8 -10 DWELLINGS /ACRE" A 1.60 .98 .40 32 RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" B 11.01 .75 .40 56 AGRICULTURAL POOR COVER IPASTURE,DRYLAND" A 1.06 .58 1.00 68 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 7.34 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .55 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.27;3H= 2.19;6H= 3.31;24H= 7.28 S- GRAPH: VALLEY( DEV. )= 100.0%;VALLEY(UNDEV.) /DESERT= .0 MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0 Tc(HR) _ .76; LAG(HR) _ .60; Fm(INCH /HR) _ .37; Ybar = .36 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 1861.74 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 680.00 = 19502.00 FEET. TIME OF PEAK FLOW(HR) = 16.67 RUNOFF VOLUME(AF) = 740.92 TOTAL AREA(ACRES) = 1861.74 PEAK FLOW RATE(CFS) = 2052.42 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.20; 3HR = 2.19; 6HR = 3.10; 24HR = 6.30 FLOW PROCESS FROM NODE 680.00 TO NODE 680.00 IS CODE = 8.1 ---------------------------------------------------------------------------- >> >>>ADDITION OF SUBAREA TO MAINLINE PEAK FLOW<< <<< MIN= =_ = =45 35=====_____________ _______________________________ MAINLINE Tc( ) - * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.455 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 2 DWELLINGS /ACRE" B 27.71 .75 .70 56 RESIDENTIAL 8 -10 DWELLINGS /ACRE" B 19.11 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 12.74 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .64 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .67 UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.27;3H= 2.19;6H= 3.31;24H= 7.25 S- GRAPH: VALLEY( DEV. )= 100.0%;VALLEY(UNDEV.) /DESERT= .0% MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0% Tc(HR) _ .76; LAG(HR) _ .60; Fm(INCH /HR) _ .37; Ybar = .36 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 1921.30 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 680.00 = 19502.00 FEET. TIME OF PEAK FLOW(HR) = 16.67 RUNOFF VOLUME(AF) = 760.13 TOTAL AREA(ACRES) = 1921.30 PEAK FLOW RATE(CFS) = 2108.74 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.19; 3HR = 2.19; 6HR = 3.10; 24HR = 6.40 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 680.00 TO NODE 680.00 IS CODE = 10 ---- -------- ----- ----- ---------- --- ----- ---------- --- ----- -- ---- ---------- >> >>>MAIN- STREAM MEMORY COPIED ONTO MEMORY BANK.# 2 <<<<< FLOW PROCESS FROM NODE 680.00 TO NODE 680.00 IS CODE = 13 >> >>>CLEAR THE MAIN- STREAM MEMORY<< <<< ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 671.00 TO NODE 671.00 IS CODE = 2.1 ---------------------------------------------- >> >>>RATIONAL METHOD INITIAL SUBAREA ANALYSIS<< <<< >>USE TIME -OF- CONCENTRATION NOMOGRAPH FOR INITIAL SUBAREA<< INITIAL SUBAREA FLOW- LENGTH(FEET) = 1000.00 ELEVATION DATA: UPSTREAM(FEET) = 1045.00 DOWNSTREAM(FEET) = 1036.00 1� id D �k Tc = K *[(LENGTH ** 3.00) /(ELEVATION CHANGE)] ** .20 SUBAREA ANALYSIS USED MINIMUM Tc(MIN.) = 15.206 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.803 SUBAREA Tc AND LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS Tc LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN (MIN.) RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 3.76 .98 .40 32 15.21 RESIDENTIAL "8 -10 DWELLINGS /ACRE" B 1.91 .75 .40 56 15.21 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 2.51 .58 1.00 68 21.35 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 1.27 .40 1.00 79 21.35 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .66 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA RUNOFF(CFS) = 20.23 TOTAL AREA(ACRES) = 9.45 PEAK FLOW RATE(CFS) = 20.23 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.80 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 671.00 TO NODE 671.10 IS CODE = 6.2 ------------------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< » »> (STREET TABLE SECTION # 2 USED) « «< UPSTREAM ELEVATION(FEET) = 1036.00 DOWNSTREAM ELEVATION(FEET) = 1033.50 STREET LENGTH(FEET) = 330.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 22.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 ' OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) = .020 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 25.29 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) = .56 FLOOD WIDTH(FEET) = 22.00 FULL HALF- STREET VELOCITY(FEET /SEC.) = 2.61 SPLIT DEPTH(FEET) = .55 SPLIT FLOOD WIDTH(FEET) = 21.67 ' SPLIT FLOW(CFS) = 12.39 SPLIT VELOCITY(FEET /SEC.) = 2.58 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .56 HALFSTREET FLOOD WIDTH(FEET) = 22.00 1 i AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.61 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.45 STREET FLOW TRAVEL TIME(MIN.) = 2.11 Tc(MIN.) = 17.31 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.593 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL)' CN RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 3.17 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 2.11 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .73 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 5.28 SUBAREA RUNOFF(CFS) = 10.10 EFFECTIVE AREA(ACRES) = 14.73 AREA- AVERAGED Fm(INCH /HR) _ .44 AREA- AVERAGED Fp(INCH /HR) _ .69 AREA- AVERAGED Ap = .64 TOTAL AREA(ACRES) = 14.73 PEAK FLOW RATE(CFS) = 28.55 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.70 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .57 HALFSTREET FLOOD WIDTH(FEET) = 17.12 FLOW VELOCITY(FEET /SEC.) = 2.72 DEPTH *VELOCITY(FT *FT /SEC.) = 1.55 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 671.10 TO NODE 672.00 IS CODE = 6.3 - --------------------------------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< _ » »> (STREET_TABLE SECTION # 2 USED) « «< UPSTREAM ELEVATION(FEET) = 1033.50 DOWNSTREAM ELEVATION(FEET) = 1031.00 STREET LENGTH(FEET) = 330.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 22.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 33.18 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .59 HALFSTREET FLOOD WIDTH(FEET) = 18.28 AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.88 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.71 STREET FLOW TRAVEL TIME(MIN.) = 1.91 Tc(MIN.) = 19.22 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.435 SUBAREA LOSS RATE DATA (AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 1 8 -10 DWELLINGS /ACRE" A 3.13 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 2.09 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) r .73 T SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 5.22 SUBAREA RUNOFF(CFS) = 9.25 EFFECTIVE AREA(ACRES) = 19.95 AREA- AVERAGED Fm(INCH /HR) = .45 AREA- AVERAGED Fp(INCH /HR) _ .70 AREA- AVERAGED Ap = .64 TOTAL AREA(ACRES) = 19.95 PEAK FLOW RATE(CFS) = 35.70 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): - 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.70 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) = .60 HALFSTREET FLOOD WIDTH(FEET) = 18.83 FLOW VELOCITY(FEET /SEC.) = 2.97 DEPTH *VELOCITY(FT *FT /SEC.) = 1.79 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 672.00 TO NODE 673.00 IS CODE = 4.3 » >COMPUTE COUPLED PIPEFLOW /STREETFLOW THRU SUBAREA« «< » »> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW) « «< UPSTREAM NODE ELEVATION(FEET) = 1031.00 DOWNSTREAM NODE ELEVATION(FEET) = 1022.00 FLOW LENGTH(FEET) = 650.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 8.03 PIPE - FLOW(CFS) = 25.25 PIPEFLOW TRAVEL TIME(MIN.) = 1.35 Tc(MIN.) = 20.57 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.338 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap, SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 5.46 .98 .40 32 RESIDENTIAL "8 -10 DWELLINGS /ACRE" B 6.27 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 3.64 .58 1.00 68 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 4.18 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .62 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 19.55 SUBAREA RUNOFF(CFS) = 34.13 EFFECTIVE AREA(ACRES) = 39.50 AREA- AVERAGED Fm(INCH /HR) = .42 AREA - AVERAGED Fp(INCH /HR) = .66 AREA- AVERAGED Ap = .64 TOTAL AREA(ACRES) = 39.50 PEAK FLOW RATE(CFS) = 68.09 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.70 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) = .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc : STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 42.84 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .73 HALFSTREET FLOOD WIDTH(FEET) = 34.26 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.38 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.21 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 673.00 TO NODE 673.10 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ---------------------------------------------------------------------------- ---------------------------------------------------------------------------- UPSTREAM NODE ELEVATION(FEET) = 1022.00 DOWNSTREAM NODE ELEVATION(FEET) = 1013.00 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 0 USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 8.62 PIPE- FLOW(CFS) = 34.31 PIPEFLOW TRAVEL TIME(MIN.) = 1.28 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA(AMC II): 27.00 NUMBER OF PIPES = 1 Tc(MIN.) = 21.85 = 2.255 0 I ll.- DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 65.18 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF - STREET VELOCITY(FEET /SEC.) = 4.41 SPLIT DEPTH(FEET) _ .57 SPLIT FLOOD WIDTH(FEET) = 22.67 SPLIT FLOW(CFS) = 18.69 SPLIT VELOCITY(FEET /SEC.) = 3.57 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 5.15 .98 .40 32 RESIDENTIAL "8 -10 DWELLINGS /ACRE" B 7.15 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 3.43 .58 1.00 68 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 4.76 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .61 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 20.49 SUBAREA RUNOFF(CFS) = 34.35 EFFECTIVE AREA(ACRES) = 59.99 AREA- AVERAGED Fm(INCH /HR) _ .41 AREA- AVERAGED Fp(INCH /HR) _ .64 AREA- AVERAGED Ap = .64 TOTAL AREA(ACRES) = 59.99 PEAK FLOW RATE(CFS) = 99.49 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.20; 24HR = 6.60 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 65.18 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF - STREET VELOCITY(FEET /SEC.) = 4.41 SPLIT DEPTH(FEET) _ .57 SPLIT FLOOD WIDTH(FEET) = 22.67 SPLIT FLOW(CFS) = 18.69 SPLIT VELOCITY(FEET /SEC.) = 3.57 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.41 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.33 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 673.10 TO NODE 674.00 IS CODE = 4.3 >> >>>COMPUTE COUPLED PIPEFLOW /STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ' UPSTREAM NODE ELEVATION(FEET) = = = = 1013 = 00 DOWNSTREAM NODE ELEVATION(FEET) = 1004.00 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 33.00 NUMBER OF PIPES = 1 ASSUME FULL- FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 9.86 PIPE- FLOW(CFS) = 58.59 PIPEFLOW TRAVEL TIME(MIN.) = 1.12 Tc(MIN.) = 22.97 * 100 YEAR RAINFALL "INTENSITY(INCH /HR) = 2.189 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" A 9.13 .98 .40 32 RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" B 2.69 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 6.09 .58 1.00 68 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 1.80 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .68 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 19.71 SUBAREA RUNOFF(CFS) = 31.06 EFFECTIVE AREA(ACRES) = 79.70 AREA- AVERAGED Fm(INCH /HR) _ .42 AREA- AVERAGED Fp(INCH /HR) = .65 AREA- AVERAGED Ap = .64 TOTAL AREA(ACRES) = 79.70 PEAK FLOW RATE(CFS) = 126.96 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.20; 24HR = 6.50 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 68.37 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) = .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 4.41 SPLIT = .60 SPLIT FLOOD WIDTH(FEET) = 24.08 SPLIT FLOW(CFS) = 21.88 SPLIT VELOCITY(FEET /SEC.) = 3.71 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.41 I PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.33 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 674.00 TO NODE 674.10 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< �_ ->> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< --------------------------- UPSTREAM NODE ELEVATION(FEET) = 1004.00 DOWNSTREAM NODE ELEVATION(FEET) = 996.00 FLOW LENGTH(FEET) = 680.00 MANNING'S N = .013 ' USER SPECIFIED PIPE DIAMETER(INCH) = 39.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 10.23 PIPE- FLOW(CFS) = 84.97 PIPEFLOW TRAVEL TIME(MIN.) = 1.11 Tc(MIN.) = 24.07 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.128 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" A 12.75 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 8.50 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .73 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 21.25 SUBAREA RUNOFF(CFS) - 31.76 EFFECTIVE AREA(ACRES) = 100.95 AREA- AVERAGED Fm(INCH /HR) _ .43 i AREA- AVERAGED Fp(INCH /HR) _ .67 AREA- AVERAGED Ap = .64 TOTAL AREA(ACRES) = 100.95 PEAK FLOW RATE(CFS) = 154.35 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.10; 24HR = 6.50 STREET CROSS- SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 ' STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 69.38 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.)'= 4.10 SPLIT DEPTH(FEET) _ .65 SPLIT FLOOD WIDTH(FEET) = 26.52 SPLIT FLOW(CFS) = 26.20 SPLIT VELOCITY(FEET /SEC.) = 3.67 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.10 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.09 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 674.10 TO NODE 675.00 IS CODE = 4.3 ---------------------------------------------------------------------- - - - - -- >> >>>COMPUTE COUPLED PIPEFLOW/STREETFLOW THRU SUBAREA<< <<< PIPE -FLOW VELOCITY(FEET /SEC.) = 11.72 PIPE- FLOW(CFS) = 97.34 PIPEFLOW TRAVEL TIME(MIN.) _ .97 Tc(MIN.) = 26.15 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.025 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 2 DWELLINGS /ACRE" A 20.50 .98 .70 32 SUBAREA AVERAGE PERVIOUS LOSS RATE, � Fp (INCH /HR) _ .98 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .70 SUBAREA AREA(ACRES) = 20.50 SUBAREA RUNOFF(CFS) = 24.76 EFFECTIVE AREA(ACRES) = 142.13 AREA- AVERAGED Fm(INCH /HR) _ .49 AREA- AVERAGED Fp(INCH /HR) = .75 AREA- AVERAGED Ap'= .66 TOTAL AREA(ACRES) = 142.13 PEAK FLOW RATE(CFS) = 195.74 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.21; 3HR = 2.19; 6HR = 3.10; 24HR = 6.40 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 98.40 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) = .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 4.70 SPLIT DEPTH(FEET) = .75 SPLIT FLOOD WIDTH(FEET) = 36.14 SPLIT FLOW(CFS) = 48.93 SPLIT VELOCITY(FEET /SEC.) = 4.69 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .76 t HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.70 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.54 FLOW PROCESS FROM NODE 675.10 TO NODE 676.00 IS CODE _4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 977.50 DOWNSTREAM NODE ELEVATION(FEET) = 967.00 FLOW LENGTH(FEET) = 700.00 MANNING'S N = .013 Y t USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 12.14 PIPE- FLOW(CFS) = 116.91 PIPEFLOW TRAVEL TIME(MIN.) _ .96 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA(AMC II): 42.00 NUMBER OF PIPES = 1 Tc (MIN. ) = 27.11 = 1.981 DEVELOPMENT TYPE/ SCS SOIL AREA LAND USE GROUP (ACRES) RESIDENTIAL Fp Ap SCS (INCH /HR) (DECIMAL) CN it 11 2 DWELLINGS /ACRE" A 20.19 .98 .70 32 RESIDENTIAL 11 2 DWELLINGS /ACRE" B 2.07 .75 .70 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .95 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .70 SUBAREA AREA(ACRES) = 22.26 SUBAREA RUNOFF(CFS) = 26.31 EFFECTIVE AREA(ACRES) = 164.39 AREA- AVERAGED Fm(INCH /HR) _ .52 AREA- AVERAGED Fp(INCH /HR) = .78 AREA- AVERAGED Ap = .66 TOTAL AREA(ACRES) = 164.39 PEAK FLOW RATE(CFS) = 216.51 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.20; 3HR = 2.19; 6HR = 3.10; 24HR = 6.30 STREET CROSS- SECTION INFORMATION: CURB HEIGHT = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00. INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 99.60 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .77 HALFSTREET FLOOD WIDTH(FEET) = 37.12 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.43 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.41 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 676.00 TO NODE 677.00 IS CODE = 4.3 >> >>>COMPUTE COUPLED PIPEFLOW/STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ----------------_---------------- UPSTREAM NODE ELEVATION(FEET) = 967.00 DOWNSTREAM NODE ELEVATION(FEET) = 962.00 FLOW LENGTH(FEET) = 500.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 48.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 10.84 ' PIPE- FLOW(CFS) = 136.29 PIPEFLOW TRAVEL TIME(MIN.) _ .77 Tc(MIN.) = 27.88 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.948 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN ' RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" A 4.93 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 3.29 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .73 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 8.22 SUBAREA RUNOFF(CFS) = 10.96 EFFECTIVE AREA(ACRES) = 172.61 AREA- AVERAGED Fm(INCH /HR) _ .52 AREA- AVERAGED Fp(INCH /HR) = .78 AREA- AVERAGED Ap = .66 TOTAL AREA(ACRES) = 172.61 PEAK FLOW RATE(CFS) = 222.59 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.20; 3HR = 2.19; 6HR = 3.10; 24HR = 6.20 r STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 "! MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc sm STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 86.30 ZA ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .78 HALFSTREET FLOOD WIDTH(FEET) = 37.73 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.69 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.88 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 677.00 TO NODE 680.00 IS CODE = 4.3 >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< -------------------- UPSTREAM NODE ELEVATION(FEET) = 962.00 DOWNSTREAM NODE ELEVATION(FEET) = 955.00 FLOW LENGTH(FEET) = 500.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 45.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 12.28 PIPE- FLOW(CFS) = 135.76 *NOTE: USER SPECIFIED PIPE SYSTEM CAN NOT CARRY TOTAL UPSTREAM PIPEFLOW* PIPEFLOW TRAVEL TIME(MIN.) _ .68 Tc(MIN.) = 28.56 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.920 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" A 1.70 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 1.14 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .73 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 2.84 SUBAREA RUNOFF(CFS) = 3.71 EFFECTIVE AREA(ACRES) = 175.45 AREA- AVERAGED Fm(INCH /HR) _ .51 AREA- AVERAGED Fp(INCH /HR) _ .78 AREA- AVERAGED Ap = .66 TOTAL AREA(ACRES) = 175.45 PEAK FLOW RATE(CFS) = 222.59, NOTE: PEAK FLOW RATE DEFAULTED TO UPSTREAM VALUE SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.19; 3HR = 2.19; 6HR = 3.00; 24HR = 6.20 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 1 1 1 6 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 86.83 ** *STREET FLOW SPLITS OVER STREET - CROWN * ** FULL DEPTH(FEET) _ .76 FLOOD WIDTH(FEET) = 36.42 FULL HALF- STREET VELOCITY(FEET /SEC.) = 4.47 SPLIT DEPTH(FEET) _ .72 SPLIT FLOOD WIDTH(FEET) = 32.57 SPLIT FLOW(CFS) = 39.73 SPLIT VELOCITY(FEET /SEC.) = 4.31 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 HALFSTREET FLOOD WIDTH(FEET) = 36.42 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.47 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.38 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 680.00 TO NODE 680.00 IS CODE = 11 ---------------------------------------------------------------------------- ->> >>> CONFLUENCE - MEMORY - BANK - # -2- WITH - THE - MAIN - STREAM- MEMORY<< <<<---- - - - - -- 71_� d LONGEST FLOWPATH FROM NODE 100.00 TO NODE 680.00 = 19502.00 FEET. COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS: UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.26;3H= 2.19;6H= 3.30;24H= 7.19 S- GRAPH: VALLEY( DEV. )= 100.0%;VALLEY(UNDEV.) /DESERT= .0 MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0 Tc(HR) _ .76; LAG(HR) _ .60; Fm(INCH /HR) _ .39; Ybar = .37 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 2096.75 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 680.00 = 19502.00 FEET. TIME OF PEAK FLOW(HR) = 16.67 RUNOFF VOLUME(AF) = 807.41 PEAK FLOW RATE(CFS) = 2260.69 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 680.00 TO NODE 680.00 IS CODE = 12 ---------------------------------------------------------------------------- >> >>>CLEAR MEMORY BANK # 2 <<<<< - ----- - - - - -- **************************************************************************** - FLOW PROCESS FROM NODE 680.00 TO NODE 800.00 IS CODE = 5.1 >> >>>COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >>>TRAVELTIME THRU SUBAREA (NEW ELEMENT)<< <<< ELEVATION DATA: UPSTREAM(FEET) - 955.00 DOWNSTREAM(FEET) = 898.53 CHANNEL LENGTH THRU SUBAREA(FEET) = 1400.00 CHANNEL SLOPE _ .0403 ** MAIN STREAM CONFLUENCE DATA ** STREAM Q Tc Intensity Fp(Fm) Ap Ae HEADWATER NUMBER (CFS) (MIN.) (INCH /HR) (INCH /HR) (ACRES) NODE 1 222.59 28.56 1.920 .78( .51) .66 175.4 671.00 LONGEST FLOWPATH FROM NODE 671.00 TO NODE 680.00 = 7370.00 FEET. ** MEMORY BANK # 2 CONFLUENCE DATA ** PEAK FLOW RATE(CFS) = 2108.74 Tc(MIN.) = 45.35 AREA- AVERAGED Fm(INCH /HR) _ .37 Ybar = .36 TOTAL AAEA(ACRES) = 1921.30 71_� d LONGEST FLOWPATH FROM NODE 100.00 TO NODE 680.00 = 19502.00 FEET. COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS: UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.26;3H= 2.19;6H= 3.30;24H= 7.19 S- GRAPH: VALLEY( DEV. )= 100.0%;VALLEY(UNDEV.) /DESERT= .0 MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0 Tc(HR) _ .76; LAG(HR) _ .60; Fm(INCH /HR) _ .39; Ybar = .37 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 2096.75 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 680.00 = 19502.00 FEET. TIME OF PEAK FLOW(HR) = 16.67 RUNOFF VOLUME(AF) = 807.41 PEAK FLOW RATE(CFS) = 2260.69 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 680.00 TO NODE 680.00 IS CODE = 12 ---------------------------------------------------------------------------- >> >>>CLEAR MEMORY BANK # 2 <<<<< - ----- - - - - -- **************************************************************************** - FLOW PROCESS FROM NODE 680.00 TO NODE 800.00 IS CODE = 5.1 >> >>>COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >>>TRAVELTIME THRU SUBAREA (NEW ELEMENT)<< <<< ELEVATION DATA: UPSTREAM(FEET) - 955.00 DOWNSTREAM(FEET) = 898.53 CHANNEL LENGTH THRU SUBAREA(FEET) = 1400.00 CHANNEL SLOPE _ .0403 CHANNEL BASE(FEET) = 15.00 "Z" FACTOR = 1.500 MANNING'S FACTOR = . 015 MAXIMUM DEPTH(FEET) = 7.00 CHANNEL FLOW THRU SUBAREA(CFS) =' 2260.69 FLOW VELOCITY(FEET /SEC) = 35.58 FLOW DEPTH(FEET) = 3.21 TRAVEL TIME (MIN. ) = .66 TOMIN. ) = 46.01 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 800.00 TO NODE 800.00 IS CODE = * 10 - ----------------------- ----------- ------ ----------------------------------- >> >>>MAIN- STREAM MEMORY COPIED ONTO MEMORY BANK # 2 <<<<< - FLOW PROCESS FROM NODE 800.00 TO NODE 800.00 IS CODE = 13 ---- -------- ----- ----- ---------- --- ----- ---------- --- ----- -- ---- ---- - - - - -- >> >>>CLEAR THE MAIN- STREAM MEMORY<< <<< ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** - FLOW - PROCESS - FROM - NODE - - -- 681_00 - TO - NODE - _ -- 681_00 - IS CODE = 2.1 >> >>>RATIONAL METHOD INITIAL SUBAREA ANALYSIS<< <<< >>USE TIME -OF- CONCENTRATION NOMOGRAPH FOR INITIAL SUBAREA<< INITIAL SUBAREA FLOW- LENGTH(FEET) = 1000.00 ELEVATION DATA: UPSTREAM(FEET) = 1042.00 DOWNSTREAM MEET) = 1030.00 Ij Tc = K *[(LENGTH ** 3.00) /(ELEVATION CHANGE)] ** .20 SUBAREA ANALYSIS USED MINIMUM Tc(MIN.) = 11.669 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 3.285 SUBAREA Tc AND LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS Tc it LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN (MIN.) COMMERCIAL B 9.92 .75 .10 56 11.67 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA RUNOFF(CFS) = 28.66 TOTAL AREA(ACRES) = 9.92 PEAK FLOW RATE(CFS) = 28.66 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.10; 24HR = 6.50 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** a - FLOW PROCESS FROM NODE 681.00 TO NODE 681.10 IS CODE = 6.2 >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< >>> W STREET TABLE SECTION # 2 USED) «<<< UPSTREAM ELEVATION(FEET) = 1030.00 DOWNSTREAM ELEVATION(FEET) = 1027.50 STREET LENGTH(FEET) = 310.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 22.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 ' INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) = .020 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 35.04 0 u 1 -1 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .60 HALFSTREET FLOOD WIDTH(FEET) = 18.46 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.00 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.79 STREET FLOW TRAVEL TIME(MIN.) = 1.72 Tc(MIN.) = 13.39 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 3.025 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 4.80 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 4.80 SUBAREA RUNOFF(CFS) = 12.74 EFFECTIVE AREA(ACRES) = 14.72 AREA- AVERAGED Fm(INCH /HR) _ .07 AREA- AVERAGED Fp(INCH /HR) _ .75 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 14.72 PEAK FLOW RATE(CFS) = 39.08 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.10; 24HR = 6.50 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .61 HALFSTREET FLOOD WIDTH(FEET) = 19.38 FLOW VELOCITY(FEET /SEC.) = 3.13 DEPTH *VELOCITY(FT *FT /SEC.) = 1.92 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 681.10 TO NODE 682.00 IS CODE = 6.2 ---------------------------------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< » »> (STREET TABLE SECTION # : USED) « «< UPSTREAM ELEVATION(FEET) = 1027.50 DOWNSTREAM ELEVATION(FEET) = 1025.00 STREET LENGTH(FEET) = 300.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 22.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 u 1 F, * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 48.86 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .65 HALFSTREET FLOOD WIDTH(FEET) = 21.21 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.47 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.26 STREET FLOW TRAVEL TIME(MIN.) = 1.44 Tc(MIN.) = 14.83 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.845 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 7.84 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 7.84 SUBAREA RUNOFF(CFS) = 19.54' EFFECTIVE AREA(ACRES) = 22.56 AREA- AVERAGED Fm(INCH /HR) _ .07 AREA- AVERAGED Fp(INCH /HR) _ TOTAL AREA(ACRES) = 22.56 .75 AREA- AVERAGED Ap = .10 PEAK FLOW RATE(CFS) = 56.24 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.10; 24HR = 6.40 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .68 HALFSTREET FLOOD WIDTH(FEET) = 22.67 FLOW VELOCITY(FEET /SEC.) = 3.65 DEPTH *VELOCITY(FT *FT /SEC.) = 2.48 FLOW PROCESS FROM NODE 682.00 TO NODE 682.10 IS CODE _ - 6.3 -------------------------------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< >> >>>( STREET TABLE SECTION # 3 USED)<< <<< ---------------------------------------------------------------------------- UPSTREAM ELEVATION(FEET) = 1025.00 DOWNSTREAM ELEVATION(FEET) = 1022.00 STREET LENGTH(FEET) = 330.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 66.20 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .72 HALFSTREET FLOOD WIDTH(FEET) = 33.32 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.50 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.53 STREET FLOW TRAVEL TIME(MIN.) = 1.57 Tc(MIN.) = 16.41 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.678 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 8.50 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 8.50 SUBAREA RUNOFF(CFS) = 19.91 EFFECTIVE AREA(ACRES) = 31.06 AREA- AVERAGED Fm(INCH /HR) _ .07 AREA- AVERAGED Fp(INCH /HR) _ .75 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 31.06 PEAK FLOW RATE(CFS) = 72.77 ' SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.10; 24HR = 6.40 ' END OF SUBAREA STREET FLOW HYDRAULICS: - DEPTH(FEET) .74 HALFSTREET FLOOD WIDTH(FEET) 35.39 FLOW VELOCITY(FEET /SEC.) = 3.58 DEPTH *VELOCITY(FT *FT /SEC.) = 2.67 FLOW PROCESS FROM NODE 682.10 TO NODE 683.00 IS CODE = 4.3 >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< FI f' 0 UPSTREAM NODE ELEVATION(FEET) = 1022.00 DOWNSTREAM NODE ELEVATION(FEET) = 1019.00 FLOW LENGTH(FEET) = 330.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 6.51 PIPE- FLOW(CFS) = 20.46 PIPEFLOW TRAVEL TIME(MIN.) _ .85 Tc(MIN.) = 17.25 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.598 SUBAREA LOSS RATE DATA(AMC II): 1 DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 8.30 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 8.30 SUBAREA RUNOFF(CFS) _ '18.85 EFFECTIVE AREA(ACRES) = 39.36 AREA- AVERAGED Fm(INCH /HR) .07 AREA- AVERAGED Fp(INCH /HR) _ .75 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 39.36 PEAK FLOW RATE(CFS) = 89.40 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.10; 24HR = 6.40 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 68.94 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .73 HALFSTREET FLOOD WIDTH(FEET) = 34.26 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.53 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.59 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 683.00 TO NODE 683.10 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ---------------------------------------------------------------------------- ---------------------------------------------------------------------------- ' UPSTREAM NODE ELEVATION(FEET) = 1019.00 - DOWNSTREAM NODE ELEVATION(FEET) = 1010.00 FLOW LENGTH(FEET) = 700.00 MANNING'S N = .013 7 USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 8.37 PIPE- FLOW(CFS) = 33.31 PIPEFLOW TRAVEL TIME(MIN.) = 1.39 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA (AMC IV: 27.00 NUMBER OF PIPES = 1 Tc (MIN. ) = 18.65 = 2.480 DEVELOPMENT TYPE/ SCS SOIL AREA Fp LAND USE GROUP (ACRES) (INCH /HR) COMMERCIAL B 17.58 .75 Ap SCS (DECIMAL) CN .10 56 7 h SUBAREA AVERAGE PERVIOUS LOSS SUBAREA AVERAGE PERVIOUS AREA SUBAREA AREA(ACRES) = 17.58 EFFECTIVE AREA(ACRES) = 56.: AREA- AVERAGED Fp(INCH /HR) _ TOTAL AREA(ACRES) = 56.94 RATE, Fp(INCH /HR) _ .75 FRACTION, Ap = .10 SUBAREA RUNOFF(CFS) = 38.06 a4 AREA- AVERAGED Fm(INCH /HR) _ .07 .75 AREA- AVERAGED Ap = .10 PEAK FLOW RATE(CFS) = 123.26 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.10; 24HR = 6.40 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ •.92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 89.95 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .75 HALFSTREET FLOOD WIDTH(FEET) = 36.32 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.28 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.23 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 683.10 TO NODE 684.00 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ----------------------------------------------------------------------------- UPSTREAM NODE ELEVATION(FEET) = 1010.00 DOWNSTREAM NODE ELEVATION(FEET) = 1001.00 FLOW LENGTH(FEET) = 700.00 MANNING'S N = .013 i 1 USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 9.57 PIPE- FLOW(CFS) = 56.89 PIPEFLOW TRAVEL TIME(MIN.) = 1.22 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA(AMC II): 33.00 NUMBER OF PIPES = 1 Tc (MIN. ) = 19.86 = 2.388 DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) COMMERCIAL B 18.29 .75 .10 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 18.29 SUBAREA RUNOFF(CFS) = 38. EFFECTIVE AREA(ACRES) = 75.23 AREA- AVERAGED Fm(INCH /HR) _ AREA- AVERAGED Fp(INCH /HR) _ .75 AREA- AVERAGED Ap = .10 SCS CN 56 07 .07 TOTAL AREA(ACRES) = 75.23 PEAK FLOW RATE(CFS) = 156.59 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.10; 24HR = 6.30 I STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 ' INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) = .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) _ ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .79 HALFSTREET FLOOD WIDTH(FEET) = 37.97 E AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.19 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.30 99.70 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 684.00 TO NODE 684.10 IS CODE = 4.3 - ------------- -------- -------------------- -------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< «< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) 1001.00 DOWNSTREAM NODE ELEVATION(FEET) = 993.50 FLOW LENGTH(FEET) = 700.00 MANNING'S N = .013 r! L!'l it u L 1 USER SPECIFIED PIPE DIAMETER(INCH) = 42.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 10.26 PIPE- FLOW(CFS) = 98.80 PIPEFLOW TRAVEL TIME(MIN.) = 1.14 Tc(MIN.) = 21.00. * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.309 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 31.19 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 31.19 SUBAREA RUNOFF(CFS) = 62.72 EFFECTIVE AREA(ACRES) = 106.42 AREA- AVERAGED Fm(INCH /HR) _ .07 AREA- AVERAGED Fp(INCH /HR) = .75 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 106.42 PEAK FLOW RATE(CFS) = 214.00 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.21; 3HR = 2.19; 6HR = 3.10; 24HR = 6.20 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 115.20 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .84 - HALFSTREET FLOOD WIDTH(FEET) = 40.54 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.14 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.47 fl FLOW PROCESS FROM NODE 684.10 TO NODE 685.00 IS CODE = 4.3 » >>>COMPUTE COUPLED PIPEFLOW/STREETFLOW THRU SUBAREA« «< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 993.50 DOWNSTREAM NODE ELEVATION(FEET) = 986.00 FLOW LENGTH(FEET) = 680.00 MANNING'S N = .013 id Fl C N 7 1 USER SPECIFIED PIPE DIAMETER(INCH) = 45.00 NUMBER OF PIPES = 1 ASSUME FULL- FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 10.90 PIPE- FLOW(CFS) = 120.50 PIPEFLOW TRAVEL TIME(MIN.) = 1.04 Tc(MIN.) = 22.04 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.243 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 11.32 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 11.32 SUBAREA RUNOFF(CFS) = 22.09 EFFECTIVE AREA(ACRES) = 117.74 AREA- AVERAGED Fm(INCH /HR) _ .07 AREA- AVERAGED Fp(INCH /HR) _ .75 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 117.74 PEAK FLOW RATE(CFS) = 229.77 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.21; 3HR = 2.19; 6HR = 3.10; 24HR = 6.30 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) _ ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .82 HALFSTREET FLOOD WIDTH(FEET) = 39.80 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.10 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.38 = 32.00 00 109.27 FLOW PROCESS FROM NODE 685.00 TO NODE 685.10 IS CODE = 4.3 >> >>>COMPUTE COUPLED PIPEFLOW/STREETFLOW THRU SUBAREA<< <<< >> >>>USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 986.00 DOWNSTREAM NODE ELEVATION(FEET) = 976.00 FLOW LENGTH(FEET) = 700.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 45.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 12.41 PIPE- FLOW(CFS) = 137.14 PIPEFLOW TRAVEL TIME(MIN.) _ .94 Tc(MIN.) = 22.98 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.188 SUBAREA LOSS RATE DATA(AMC II): L L L DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 8.18 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 8.18 SUBAREA RUNOFF(CFS) = 15.55 EFFECTIVE AREA(ACRES) = 125.92 AREA- AVERAGED Fm(INCH /HR) _ .07 AREA- AVERAGED Fp(INCH /HR) = .75 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 125.92 PEAK FLOW RATE(CFS) = 239.44 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.21; 3HR = 2.19; 6HR = 3.00; 24HR = 6.10 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 102.31 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) = .78 HALFSTREET FLOOD WIDTH(FEET) = 37.67 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.39 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC ) = 3 42 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 685.10 TO NODE 686.00 IS CODE = 4.3 x _ _ _ _ ________________ » >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 976.00 DOWNSTREAM NODE ELEVATION(FEET) = 962.00 FLOW LENGTH(FEET) = 680.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 14.8: PIPE- FLOW(CFS) = 164.63 PIPEFLOW TRAVEL TIME(MIN.) _ .76 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA(AMC II): 45.00 NUMBER OF PIPES = 1 Tc(MIN.) = 23.74 = 2.145 1 L DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 52.47 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 52.47 SUBAREA RUNOFF(CFS) = 97.77 EFFECTIVE AREA(ACRES) = 178.39 AREA- AVERAGED Fm(INCH /HR) _ .07 AREA- AVERAGED Fp(INCH /HR) = .75 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 178.39 PEAK FLOW RATE(CFS) = 332.42 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): t 5M = .46; 30M = .93; 1HR = 1.20; 3HR = 2.19; 6HR = 3.00; 24HR = 6.00 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) = .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 167.79 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW.DEPTH(FEET) = .85 HALFSTREET FLOOD WIDTH(FEET) = 41.15 AVERAGE FLOW VELOCITY(FEET /SEC.) = 5.83 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 4.95 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** - FLOW - PROCESS - FROM - NODE - - -- 686_00 - TO - NODE - - -- 700_00 - IS - CODE _ 4_3 - - - - -- >> >>>COMPUTE COUPLED PIPEFLOW/STREETFLOW THRU SUBAREA<< <<< -» >>> USING USER- SPECIFIED_PIPESIZE( NEW) - ( PRESSURE FLOW)<< «<-------------- UPSTREAM NODE ELEVATION(FEET) = 962.00 DOWNSTREAM NODE ELEVATION(FEET) = 956.00 FLOW LENGTH(FEET) = 900.00 MANNING'S N = .013 �T SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.19; 3HR = 2.19; 6HR = 3.00; 24HR = 6.00 STREET CROSS - SECTION INFORMATION: USER SPECIFIED PIPE DIAMETER(INCH) = 63.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 10.61 PIPE- FLOW(CFS) = 229.81 PIPEFLOW TRAVEL TIME(MIN.) = 1.41 Tc(MIN.) = 25.16 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.072 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 3.28 .75 .10 56 RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 1.66 .98 .40 32 RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" B 1.87 .75 .40 56 AGRICULTURAL POOR COVER A 1.11 .58 1.00 68 ' "PASTURE,DRYLAND" AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 1.24 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .63 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .45 SUBAREA AREA(ACRES) = 9.16 SUBAREA RUNOFF(CFS) = 14.75 EFFECTIVE AREA(ACRES) = 187.55 AREA- AVERAGED Fm(INCH /HR) _ .08 AREA- AVERAGED Fp(INCH /HR) = .73 AREA- AVERAGED Ap = .12 TOTAL AREA(ACRES) = 187.55 PEAK FLOW RATE(CFS) = 335.41 �T SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.19; 3HR = 2.19; 6HR = 3.00; 24HR = 6.00 STREET CROSS - SECTION INFORMATION: i 1 1 t CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 105.60 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .87 HALFSTREET FLOOD WIDTH(FEET) = 42.37 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.42 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 2.99 E ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 700.00 TO NODE 700.00 IS CODE = 1 ---------------------------------------------------------------------------- ->> >>> DESIGNATE - INDEPENDENT - STREAM - FOR_ CONFLUENCE« «<--------------------- TOTAL NUMBER OF STREAMS = 2 CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE: TIME OF CONCENTRATION(MIN.) = 25.16 RAINFALL INTENSITY(INCH /HR) = 2.07 AREA- AVERAGED Fm(INCH /HR) _ .08 AREA- AVERAGED Fp(INCH /HR) _ .73 AREA- AVERAGED Ap = .12 EFFECTIVE STREAM AREA(ACRES) = 187.55 TOTAL STREAM AREA(ACRES) = 187.55 PEAK FLOW RATE(CFS) AT CONFLUENCE = 335.41 FLOW PROCESS FROM NODE 690.00 TO NODE 690.00 IS CODE = 2.1 >> >>>RATIONAL METHOD INITIAL SUBAREA ANALYSIS<< <<< ' - >>USE - TIME -OF- CONCENTRATION_ NOMOGRAPH - FOR - INITIAL - SUBAREA << ---- -- --- - - - - -- INITIAL SUBAREA FLOW- LENGTH(FEET) = 1000.00 ELEVATION DATA: UPSTREAM(FEET) = 1040.00 DOWNSTREAM(FEET) = 1026.00 1 W Tc = K *[(LENGTH ** 3.00) /(ELEVATION CHANGE)] ** .20 FLOW PROCESS FROM NODE 690.00 TO NODE 690.10 IS CODE = 6.3 i ---------------------------------------------------------------------------- SUBAREA ANALYSIS USED MINIMUM Tc(MIN.) = 11.315 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 3.347 SUBAREA Tc AND LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS Tc ' LAND USE GROUP (ACRES) (INCH /HR) COMMERCIAL A 6.61 .98 (DECIMAL) CN (MIN.) .10 32 11.31 COMMERCIAL B 3.39 .75 .10 56 11.31 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .90 ' SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA RUNOFF(CFS) = 29.31 TOTAL AREA(ACRES) = 10.00 PEAK FLOW RATE(CFS) = 29.31 ' SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.70 FLOW PROCESS FROM NODE 690.00 TO NODE 690.10 IS CODE = 6.3 i ---------------------------------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< » »> (STREET TABLE SECTION # 2 USED) « «< UPSTREAM ELEVATION(FEET) = 1026.00 DOWNSTREAM ELEVATION(FEET) = 1025.00 STREET LENGTH(FEET) = 340.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 22.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 37.12 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .70 HALFSTREET FLOOD WIDTH(FEET) = 23.77 AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.26 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.59 STREET FLOW TRAVEL TIME(MIN.) = 2.51 Tc(MIN.) = 13.82 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.968 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 5.99 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 5.99 SUBAREA RUNOFF(CFS) = 15.60 EFFECTIVE AREA(ACRES) = 15.99 AREA- AVERAGED Fm(INCH /HR) _ .08 AREA- AVERAGED Fp(INCH /HR) _ .84 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 15.99 PEAK FLOW RATE(CFS) = 41.50 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.60 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .73 HALFSTREET FLOOD WIDTH(FEET) = 25.05 FLOW VELOCITY(FEET /SEC.) = 2.35 DEPTH *VELOCITY(FT *FT /SEC.) = 1.71 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** ' - FLOW PROCESS FROM NODE 690.10 TO NODE 691.00 IS CODE = 6.2 ---------------------------------------------------------------------- >> >>>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA<< <<< >> >>>( STREET TABLE SECTION # 2 USED)<< <<< UPSTREAM ELEVATION(FEET) = 1025.00 DOWNSTREAM ELEVATION(FEET) = 1024.00 STREET LENGTH(FEET) = 340.00 CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 22.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) . 020 .020 OUTSIDE STREET CROSSFALL(DECIMAL) .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1 STREET PARKWAY CROSSFALL(DECIMAL) = .020 * *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 47.36 I 0 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .76 HALFSTREET FLOOD WIDTH(FEET) = 26.64 AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.45 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.86 STREET FLOW TRAVEL TIME(MIN.) = 2.31 Tc(MIN.) = 16.13 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.705 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 4.95 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 4.95 SUBAREA RUNOFF(CFS) = 11.72 EFFECTIVE AREA(ACRES) = 20.94 AREA- AVERAGED Fm(INCH /HR) _ .08 AREA- AVERAGED Fp(INCH /HR) _ .82 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 20.94 PEAK FLOW RATE(CFS) = 49.44 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.24; 3HR = 2.19; 6HR = 3.20; 24HR = 6.60 END OF SUBAREA STREET FLOW HYDRAULICS: DEPTH(FEET) _ .77 HALFSTREET FLOOD WIDTH(FEET) = 27.19 FLOW VELOCITY(FEET /SEC.) = 2.48 DEPTH *VELOCITY(FT *FT /SEC.) = 1.91 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 691.00 TO NODE 692.00 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW /STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 1024.00 DOWNSTREAM NODE ELEVATION(FEET) = 1015.00 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 N, Ff 0 1 1 USER SPECIFIED PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 7.97 PIPE- FLOW(CFS) = 25.06 PIPEFLOW TRAVEL TIME(MIN.) = 1.38 Tc(MIN.) = 17.51 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.575 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 10.11 .98 .10 32 COMMERCIAL B 16.58 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .83 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 26.69 SUBAREA RUNOFF(CFS) = 59.85 EFFECTIVE AREA(ACRES) = 47.63 AREA- AVERAGED Fm(INCH /HR) _ .08 AREA- AVERAGED Fp(INCH /HR) _ .83 AREA- AVERAGED Ap = .10 TOTAL AREA(ACRES) = 47.63 PEAK FLOW RATE(CFS) = 106.84 SUBAREA - AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.10; 24HR = 6.50 STREET CROSS- SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 81.78 STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .73 HALFSTREET FLOOD WIDTH(FEET) = 33.51 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.30 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.12 FLOW PROCESS FROM NODE 692.00 TO NODE 692.10 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 1015.00 DOWNSTREAM NODE ELEVATION(FEET) = 1007.00 FLOW LENGTH(FEET) = 680.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 33.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 9.15 PIPE- FLOW(CFS) = 54.42 PIPEFLOW TRAVEL TIME(MIN.) = 1.24 Tc(MIN.) = 18.75 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.472 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 3.16 .98 .10 32 COMMERCIAL B 22.74 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .78 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 SUBAREA AREA(ACRES) = 25.90 SUBAREA RUNOFF(CFS) = 55.81 ' EFFECTIVE AREA(ACRES) = 73.53 AREA- AVERAGED Fm(INCH /HR) _ .08 AREA- AVERAGED Fp(INCH /HR) _ .81 AREA- AVERAGED Ap = . 10 TOTAL AREA(ACRES) = 73.53 PEAK FLOW RATE(CFS) = 158.21 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = 93; 1HR = 1.23; 3HR = 2.19; 6HR = 3.10; 24HR = 6.50 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) = .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc ' STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 103.79 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .80 HALFSTREET FLOOD WIDTH(FEET) = 38.83 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.14 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.32 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** ' - FLOW PROCESS FROM NODE 692.10 TO NODE 693.00 IS CODE = 4.3 ---------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW/STREETFLOW THRU SUBAREA<< <<< ->> >>>USING_USER- SPECIFIED PIPESIZE( NEW)_( PRESSURE FLOW)<< «<-------------- UPSTREAM NODE ELEVATION(FEET) = 1007.00 DOWNSTREAM NODE ELEVATION(FEET) = 999.00 FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.10; 24HR = 6.40 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 ' STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc : STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 118.13 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .83 HALFSTREET FLOOD WIDTH(FEET) = 40.11 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.36 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.61 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 693.00 TO NODE 693.10 IS CODE = 4.3 ---------------------------------------------------------------------- - - - - -- » >>>COMPUTE COUPLED PIPEFLOW/STREETFLOW THRU SUBAREA<< <<< USER SPECIFIED PIPE DIAMETER(INCH) = 39.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 10.39 PIPE- FLOW(CFS) = 86.24 PIPEFLOW TRAVEL TIME(MIN.) = 1.06 Tc(MIN.) = 19.81 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.392 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL B 16.19 .75 .10 56 RESIDENTIAL 8 -10 DWELLINGS /ACRE" A .63 .98 .40 32 RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" B 5.16 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A .42 .58 1.00 68 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B 3.44 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .59 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .30 SUBAREA AREA(ACRES) = 25.84 SUBAREA RUNOFF(CFS) = 51.47 EFFECTIVE AREA(ACRES) = 99.37 AREA- AVERAGED Fm(INCH /HR) _ .11 AREA- AVERAGED Fp(INCH /HR) _ .70 AREA- AVERAGED Ap = .15 TOTAL AREA(ACRES) = 99.37 PEAK FLOW RATE(CFS) = 204.37 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.10; 24HR = 6.40 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 ' STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc : STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 118.13 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .83 HALFSTREET FLOOD WIDTH(FEET) = 40.11 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.36 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.61 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 693.00 TO NODE 693.10 IS CODE = 4.3 ---------------------------------------------------------------------- - - - - -- » >>>COMPUTE COUPLED PIPEFLOW/STREETFLOW THRU SUBAREA<< <<< ■ >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ------------------------------------ UPSTREAM NODE ELEVATION(FEET) = 999.00 DOWNSTREAM NODE ELEVATION(FEET) = 988.00 FLOW LENGTH(FEET) = 700.00 MANNING'S N = .013 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 ' STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 131.84 ** *STREET FLOWING FULL * ** ' STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .83 HALFSTREET FLOOD WIDTH(FEET) = 39.93 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.92 ' PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 4.06 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW - PROCESS - FROM - NODE - - -- 693_10 TO NODE 694.00 IS CODE = 4.3 - - - -- ------------------------------------------ >> >>>COMPUTE COUPLED PIPEFLOW /STREETFLOW THRU SUBAREA<< <<< >>>USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ' UPSTREAM NODE ELEVATION(FEET) = 988.00 DOWNSTREAM NODE ELEVATION(FEET) = 977.00 USER SPECIFIED PIPE DIAMETER(INCH) = 42.00 NUMBER OF PIPES = 1 ASSUME FULL- FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 12.43 !�! PIPE -FLOW (CFS) = 119.66 PIPEFLOW TRAVEL TIME(MIN.) _ .94 Tc(MIN.) = 20.75 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.326 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 1.13 .98 .10 32 COMMERCIAL B 16.47 .75 .10 56 RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 5.98 .98 .40 32 RESIDENTIAL "8 -10 DWELLINGS /ACRE" B .22 .75 .40 56 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 3.99 .58 1.00 68 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" B .15 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .73 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .30 SUBAREA AREA(ACRES) = 27.94 SUBAREA RUNOFF(CFS) = 52.98 EFFECTIVE AREA(ACRES) = 127.31 AREA- AVERAGED Fm(INCH /HR) _ .13 AREA- AVERAGED Fp(INCH /HR) _ .71 AREA- AVERAGED Ap = .18 TOTAL AREA(ACRES) = 127.31 PEAK FLOW RATE(CFS) = 251.49 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.22; 3HR = 2.19; 6HR = 3.10; 24HR = 6.40 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 ' STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 131.84 ** *STREET FLOWING FULL * ** ' STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .83 HALFSTREET FLOOD WIDTH(FEET) = 39.93 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.92 ' PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 4.06 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW - PROCESS - FROM - NODE - - -- 693_10 TO NODE 694.00 IS CODE = 4.3 - - - -- ------------------------------------------ >> >>>COMPUTE COUPLED PIPEFLOW /STREETFLOW THRU SUBAREA<< <<< >>>USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ' UPSTREAM NODE ELEVATION(FEET) = 988.00 DOWNSTREAM NODE ELEVATION(FEET) = 977.00 I FLOW LENGTH(FEET) = 660.00 MANNING'S N = .013 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 694.00 TO NODE 694.10 IS CODE = 4.3 >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ' UPSTREAM NODE ELEVATION(FEET) = 977.00 DOWNSTREAM NODE ELEVATION(FEET) = 967.50 } FLOW LENGTH(FEET) = 700.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 51.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE ' PIPE -FLOW VELOCITY(FEET /SEC.) = 13.14 PIPE- FLOW(CFS) = 186.63 PIPEFLOW TRAVEL TIME(MIN.) _ .89 Tc(MIN.) = 22.46 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.218 USER SPECIFIED PIPE DIAMETER(INCH) = 45.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 13.40 PIPE- FLOW(CFS) = 148.12 PIPEFLOW TRAVEL TIME(MIN.) _ .82 Tc(MIN.) = 21.57 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.272 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 4.04 .98 .10 32 Ej COMMERCIAL B 15.22 .75 .10 RESIDENTIAL 56 "8 -10 DWELLINGS /ACRE" A 5.90 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 3.93 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .74 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .28 SUBAREA AREA(ACRES) = 29.09 SUBAREA RUNOFF(CFS) = 53.99 EFFECTIVE AREA(ACRES) = 156.40 AREA- AVERAGED Fm(INCH /HR) _ .15 AREA- AVERAGED Fp(INCH /HR) _ .72 AREA- AVERAGED Ap = .20 TOTAL AREA(ACRES) = 156.40 PEAK FLOW RATE(CFS) = 299.35 SUBAREA AREA AVERAGED RAINFALL DEPTH(INCH). 5M = .46; 30M = .93; 1HR = 1.21; 3HR = 2.19; 6HR = 3.10; 24HR = 6.30 STREET CROSS - SECTION INFORMATION: - CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 151.22 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .85 HALFSTREET FLOOD WIDTH(FEET) = 41.15 AVERAGE FLOW VELOCITY(FEET /SEC.) = 5.25 PRODUCT OF DEPTH&VELOCITY(FT *FT /SEC ) = 4 46 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 694.00 TO NODE 694.10 IS CODE = 4.3 >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA<< <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< ' UPSTREAM NODE ELEVATION(FEET) = 977.00 DOWNSTREAM NODE ELEVATION(FEET) = 967.50 } FLOW LENGTH(FEET) = 700.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 51.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE ' PIPE -FLOW VELOCITY(FEET /SEC.) = 13.14 PIPE- FLOW(CFS) = 186.63 PIPEFLOW TRAVEL TIME(MIN.) _ .89 Tc(MIN.) = 22.46 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.218 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.21; 3HR = 2.19; 6HR = 3.00; 24HR = 6.20 STREET CROSS- SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 169.11 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .90 HALFSTREET FLOOD WIDTH(FEET) = 43.89 AVERAGE FLOW VELOCITY(FEET /SEC.) = 5.05 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 4.57 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 694.10 TO NODE 695.00 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA« <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 967.50 ' DOWNSTREAM NODE ELEVATION(FEET) = 958.00 FLOW LENGTH(FEET) = 700.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 13.66 PIPE- FLOW(CFS) = 217.36 PIPEFLOW TRAVEL TIME(MIN.) _ .85 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA(AMC II): 54.00 NUMBER OF PIPES = 1 1 Fl F " , Tc (MIN. ) = 23.31 = 2.169 DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 3.90 .98 .10 32 RESIDENTIAL "2 DWELLINGS /ACRE" A 17.29 .98 .70 32 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .97 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .59 SUBAREA LOSS RATS; DATA (AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS ' LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 9.46 .98 .10 32 COMMERCIAL B 12.30 .75 .10 56 RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" A 8.47 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 5.65 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .75 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .31 SUBAREA AREA(ACRES) = 35.88 SUBAREA RUNOFF(CFS) = 64.04 EFFECTIVE AREA(ACRES) = 192.28 AREA- AVERAGED Fm(INCH /HR) _ .16 AREA- AVERAGED Fp(INCH /HR) _ .73 AREA- AVERAGED Ap = .22 TOTAL AREA(ACRES) = 192.28 PEAK FLOW RATE(CFS) = 355.74 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.21; 3HR = 2.19; 6HR = 3.00; 24HR = 6.20 STREET CROSS- SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 169.11 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .90 HALFSTREET FLOOD WIDTH(FEET) = 43.89 AVERAGE FLOW VELOCITY(FEET /SEC.) = 5.05 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 4.57 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 694.10 TO NODE 695.00 IS CODE = 4.3 ---------------------------------------------------------------------------- >> >>>COMPUTE COUPLED PIPEFLOW / STREETFLOW THRU SUBAREA« <<< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UPSTREAM NODE ELEVATION(FEET) = 967.50 ' DOWNSTREAM NODE ELEVATION(FEET) = 958.00 FLOW LENGTH(FEET) = 700.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) _ ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 13.66 PIPE- FLOW(CFS) = 217.36 PIPEFLOW TRAVEL TIME(MIN.) _ .85 * 100 YEAR RAINFALL INTENSITY(INCH /HR) SUBAREA LOSS RATE DATA(AMC II): 54.00 NUMBER OF PIPES = 1 1 Fl F " , Tc (MIN. ) = 23.31 = 2.169 DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 3.90 .98 .10 32 RESIDENTIAL "2 DWELLINGS /ACRE" A 17.29 .98 .70 32 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .97 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .59 ■ SUBAREA AREA(ACRES) = 21.19 EFFECTIVE AREA(ACRES) = 213.47 AREA- AVERAGED Fp(INCH /HR) _ .78 TOTAL AREA(ACRES) = 213.47 SUBAREA RUNOFF(CFS) = 30.40 AREA- AVERAGED Fm(INCH /HR) _ .20 AREA- AVERAGED Ap = .26 PEAK FLOW RATE(CFS) = 377.64 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR.= 1.20; 3HR = 2.19; 6HR = 3.00; 24HR = 6.20 STREET CROSS - SECTION INFORMATION: CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 160.27 ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .89 HALFSTREET FLOOD WIDTH(FEET) = 43.16 AVERAGE FLOW VELOCITY(FEET /SEC.) = 4.98 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 4.43 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** - FLOW PROCESS FROM NODE 695.00 TO NODE 700.00 IS CODE = 4.3 >> >>>COMPUTE COUPLED PIPEFLOW /STREETFLOW THRU SUBAREA<< «< >> >>> USING USER - SPECIFIED PIPESIZE(NEW) (PRESSURE FLOW)<< <<< UP3TREAM NODE ELEVATION(FEET) = 958.00 DOWNSTREAM NODE ELEVATION(FEET) = 956.00 FLOW LENGTH(FEET) = 420.00 MANNING'S N = .013 USER SPECIFIED PIPE DIAMETER(INCH) = 69.00 NUMBER OF PIPES = 1 ASSUME FULL - FLOWING PIPELINE PIPE -FLOW VELOCITY(FEET /SEC.) = 9.53 PIPE- FLOW(CFS) = 247.56 PIPEFLOW TRAVEL TIME(MIN.) _ .73 Tc(MIN.) = 24.05 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.129 SUBAREA LOSS RATE DATA(AMC II). DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL 11 8 -10 DWELLINGS /ACRE" A 3.71 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 2.48 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .73 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 SUBAREA AREA(ACRES) = 6.19 SUBAREA RUNOFF(CFS) = 9.26 EFFECTIVE AREA(ACRES) = 219.66 AREA- AVERAGED Fm(INCH /HR) _ .21 AREA- AVERAGED Fp(INCH /HR) _ .78 AREA- AVERAGED Ap = .27 TOTAL AREA(ACRES) = 219.66 PEAK FLOW RATE(CFS) = 379.21' SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.20; 3HR = 2.19; 6HR = 3.00; 24HR = 6.10 STREET CROSS - SECTION INFORMATION. CURB HEIGHT(INCHES) = 8.0 STREET HALFWIDTH(FEET) = 32.00 DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 12.00 INSIDE STREET CROSSFALL(DECIMAL) _ .020 ' OUTSIDE STREET CROSSFALL(DECIMAL) _ .020 SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 2 MAXIMUM ALLOWABLE STREET FLOW DEPTH(FEET) _ .92 STREET PARKWAY CROSSFALL(DECIMAL) _ .020 , *NOTE: STREET - CAPACITY MAY BE EXCEEDED* STREETFLOW HYDRAULICS BASED ON MAINLINE Tc STREET HYDRAULICS COMPUTED USING ESTIMATED FLOW(CFS) = 131.65 El ** *STREET FLOWING FULL * ** STREETFLOW MODEL RESULTS USING ESTIMATED FLOW: STREET FLOW DEPTH(FEET) _ .98 HALFSTREET FLOOD WIDTH(FEET) = 47.74 AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.25 PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 3.19 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 700.00 TO NODE 700.00 IS CODE = 1 ---------------------------------------------------------------------------- >> >>>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« <<< >> >>>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES<< <<< TOTAL NUMBER OF STREAMS = 2 CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE: TIME OF CONCENTRATION(MIN.) = 24.05 RAINFALL INTENSITY(INCH /HR) = 2.13 AREA- AVERAGED Fm(INCH /HR) _ .21 AREA- AVERAGED Fp(INCH /HR) _ .78 AREA- AVERAGED Ap = .27 EFFECTIVE STREAM AREA(ACRES) = 219.66 TOTAL STREAM AREA(ACRES) = 219.66 PEAK FLOW RATE(CFS) AT CONFLUENCE = 379.21 ' LONGEST FLOWPATH FROM NODE 681.00 TO NODE 700.00 = 7330.00 FEET. ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 700.00 TO NODE 701.00 IS CODE = 5.1 -----------=--------------------------------------------------------- - - - - -- >> >>> COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >> >>>TRAVELTIME THRU SUBAREA (NEW ELEMENT)<< <<< ** CONFLUENCE DATA ** STREAM Q Tc Intensity Fp(Fm) Ap Ae HEADWATER NUMBER (CFS) (MIN.) (INCH /HR) (INCH /HR) (ACRES) NODE 1 335.41 25.16 2.072 .73( .08) .12 187.6 681.00 2 379.21 24.05 2.129 .78( .21) .27 219.7 690.00 RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO CONFLUENCE FORMULA USED FOR 2 STREAMS. ** PEAK FLOW RATE TABLE ** STREAM Q Tc Intensity Fp(Fm) Ap Ae HEADWATER NUMBER (CFS) (MIN.) (INCH /HR) (INCH /HR) (ACRES) NODE 1 703.37 25.16 2.072 .77( .15) .20 407.2 681.00 ' 2 708.99 24.05 2.129 .77( .15) .20 398.9 690.00 COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS: ' PEAK FLOW RATE(CFS) = EFFECTIVE AREA(ACRES) = 708.99 398.93 Tc(MIN.) = AREA- AVERAGED 24.05 Fm(INCH /HR) _ .15 AREA- AVERAGED Fp(INCH /HR) = .77 AREA AVERAGED Ap = .20 TOTAL AREA(ACRES) = 407.21 ' LONGEST FLOWPATH FROM NODE 681.00 TO NODE 700.00 = 7330.00 FEET. ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 700.00 TO NODE 701.00 IS CODE = 5.1 -----------=--------------------------------------------------------- - - - - -- >> >>> COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >> >>>TRAVELTIME THRU SUBAREA (NEW ELEMENT)<< <<< ELEVATION DATA: UPSTREAM(FEET) = CHANNEL LENGTH THRU SUBAREA(FEET) CHANNEL BASE(FEET) = 5.00 "Z" MANNING'S FACTOR = .015 MAXIMUM CHANNEL FLOW THRU SUBAREA(CFS) = FLOW VELOCITY(FEET /SEC) = 19.21 TRAVEL TIME (MIN. ) = .91 Tc (MI] 956.00 DOWNSTREAM(FEET) = 941.00 1050.00 CHANNEL SLOPE = .0143 FACTOR = 1.500 DEPTH(FEET) = 5.00 708.99 FLOW DEPTH(FEET) = 3.57 V.) = 24.96 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 701.00 TO NODE 701.00 IS CODE = 8.1 ---------------------------------------------------------------------------- _>> >>>ADDITION -OF- SUBAREA -TO- MAINLINE- PEAK_FLOW<< «<_______________________ MAINLINE Tc(MIN) = 24.96 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 2.082 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 21.67 .98 .10 32 COMMERCIAL B 7.16 .75 .10 56 RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 2.37 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 1.58 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .83 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .17 SUBAREA AREA(ACRES) = 32.78 SUBAREA RUNOFF(CFS) = 57.38 EFFECTIVE AREA(ACRES) = 431.71 AREA- AVERAGED Fm(INCH /HR) _ .15 AREA- AVERAGED Fp(INCH /HR) = .77 AREA- AVERAGED Ap = .20 TOTAL AREA(ACRES) = 439.99 PEAK FLOW RATE(CFS) = 749.51 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.19; 3HR = 2.19; 6HR = 3.00; 24HR = 5.90 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS - FROM - NODE - - -- 701_00 TO NODE 702.00 IS CODE = 5.1 >> >>>COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >> >>>TRAVELTIME THRU SUBAREA (NEW ELEMENT)<< <<< ELEVATION DATA UPSTREAM(FEET) = 941.00 DOWNSTREAM(FEET) = 900.00 CHANNEL LENGTH THRU SUBAREA(FEET) = 480.00 CHANNEL SLOPE = .0854 CHANNEL BASE(FEET) = 5.00 "Z" FACTOR = 1.500 MANNING'S FACTOR = .015 MAXIMUM DEPTH(FEET) 6.00 CHANNEL FLOW THRU SUBAREA(CFS) = 749.51 FLOW VELOCITY(FEET /SEC) = 37.65 FLOW DEPTH(FEET) = 2.34 ' TRAVEL TIME(MIN.) _ .21 Tc(MIN.) = 25.17 FLOW PROCESS FROM NODE 702.00 TO NODE 702.00 IS CODE = 8.1 - ---- -------- ----- ----- ---------- --- ----- ---------- --- ----- -- ----- --------- » >>>ADDITION OF SUBAREA TO MAINLINE PEAK FLOW<< <<< M MAINLINE Tc(MIN) 25.17 = *NTENSITY INCH HR 100 YEAR RAINFALL I ( / ) 2.071 ' SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 7.38 .98 .10 32 RESIDENTIAL "8 -10 DWELLINGS /ACRE" A 23.70 .98 .40 32 AGRICULTURAL POOR COVER "PASTURE,DRYLAND" A 15.80 .58 1.00 68 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .74 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .55 SUBAREA AREA(ACRES) = 46.88 SUBAREA RUNOFF(CFS) = 70.16 EFFECTIVE AREA(ACRES) = 478.59 AREA- AVERAGED Fm(INCH /HR) _ .18 AREA- AVERAGED Fp(INCH /HR) _ .76 AREA- AVERAGED AP = .23 TOTAL AREA(ACRES) = 486.87 PEAK FLOW RATE(CFS) = 815.56 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.19; 3HR = 2.19; 6HR = 3.00; 24HR = 6.10 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** El FLOW PROCESS FROM - NODE - - -- 702_00 - TO - NODE - 800.00 IS CODE = 5.1 -- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - >> >>>COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >> >>>TRAVELTIME THRU SUBAREA (NEW ELEMENT)<< <<< ELEVATION DATA UPSTREAM(FEET) = 900.00 DOWNSTREAM(FEET) = 898.53 CHANNEL LENGTH THRU SUBAREA(FEET) = 250.00 CHANNEL SLOPE _ .0059 CHANNEL BASE(FEET) = 5.00 "Z" FACTOR = 1.500 MANNING'S FACTOR = .015 MAXIMUM DEPTH(FEET) = 6.00 CHANNEL FLOW THRU SUBAREA(CFS) = 815.56 FLOW VELOCITY(FEET /SEC) = 14.31 FLOW DEPTH(FEET) = 4.72 s TRAVEL TIME(MIN.) _ .29 Tc(MIN.) = 25.46 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 800.00 TO NODE 800.00 IS CODE = 11 >> >>> CONFLUENCE MEMORY BANK # 2 WITH 'rHE MAIN- STREAM MEMORY<< <<< c fl=============================== � ====== � ====== � ============================= ** MAIN STREAM CONFLUENCE DATA ** STREAM Q Tc Intensity Fp(Fm) Ap Ae HEADWATER NUMBER (CFS) (MIN.) (INCH /HR) (INCH /HR) (ACRES) NODE 1 815.56 25.46 2.057 .76( .18) .23 478.6 690.00 2 807.10 26.57 2.005 .76( .18) .23 486.9 681.00 LONGEST FLOWPATH FROM NODE 681.00 TO NODE 800.00 = 9110.00 FEET. ** MEMORY BANK # 2 CONFLUENCE DATA ** PEAK FLOW RATE(CFS) = 2260.69 Tc(MIN.) = 46.01 ' AREA- AVERAGED Fm(INCH /HR) _ .39 Ybar = .37 TOTAL AREA(ACRES) = 2096.75 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 800.00 = 20902.00 FEET. COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS: UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.25;3H= 2.19;6H= 3.25;24H= 7.01 S- GRAPH: VALLEY( DEV. )= 100.0%;VALLEY(UNDEV.) /DESERT= .0% MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0% Tc(HR) _ .77; LAG(HR) _ .61; Fm(INCH /HR) _ .35; Ybar = .34 ' USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 2583.62 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 800.00 = 20902.00 FEET. r TIME OF PEAK FLOW(HR) = 16.67 RUNOFF VOLUME(AF) _ .1014.36 PEAK FLOW RATE(CFS) = 2768.52 I FLOW PROCESS FROM NODE 800.00 TO NODE 800.00 IS CODE = 12 ---------------------------------------------------------------------------- >> >>>CLEAR MEMORY BANK # 2 <<<<< ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 800.00 TO NODE 801.00 IS CODE = 5.1 - ---- -------- ----- ----- ---------- --- ----- ---------- --- ----- -- ----- --------- >> >>>COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >> >>>TRAVELTIME THRU SUBAREA (NEW ELEMENT)<< <<< ------- - - - - -- ELEVATION DATA: UPSTREAM(FEET) = 898.53 DOWNSTREAM(FEET) = 891.38 CHANNEL LENGTH THRU SUBAREA(FEET) = 1100.00 CHANNEL SLOPE _ .0065 CHANNEL BASE(FEET) = 15.00 "Z" FACTOR = 1.500 MANNING'S FACTOR = .015 MAXIMUM DEPTH(FEET) = 7.00 CHANNEL FLOW THRU SUBAREA(CFS) = 2768.52 FLOW VELOCITY(FEET /SEC) = 19.71 FLOW DEPTH(FEET) = 5.89 TRAVEL TIME(MIN.) _ .93 Tc(MIN.) = 46.94 FLOW PROCESS FROM NODE 801.00 TO NODE 801.00 IS CODE = 8.1 ---------------------------------------------------------------------------- ->> >>> ADDITION - OF - SUBAREA - TO - MAINLINE - PEAK - FLOW<< «<----------------------- MAINLINE Tc(MIN) = 46.94 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.425 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN PUBLIC PARK B 35.55 .75 .85 56 RESIDENTIAL 1 '2 DWELLINGS /ACRE" A 15.55 .98 .70 32 RESIDENTIAL "2 DWELLINGS /ACRE" B 11.67 .75 .70 56 COMMERCIAL A 5.44 .98 .10 32 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .80 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .73 UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.25;3H= 2.19;6H= 3.24;24H= 6.98 S- GRAPH: VALLEY( DEV. ) = 100.0 %;VALLEY(UNDEV.) /DESERT= .0 MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0 Tc(HR) _ .78; LAG(HR) _ .63; Fm(INCH /HR) _ .35; Ybar = .35 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 2651.83 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 801.00 = 22002.00 FEET. TIME OF PEAK FLOW(HR) = 16.67 RUNOFF VOLUME(AF) = 1028.44 TOTAL AREA(ACRES) = 2651.83 PEAK FLOW RATE(CFS) = 2785.95 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.18; 3HR = 2.19; 6HR = 3.00; 24HR = 6.00 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 801.00 TO NODE 801.00 IS CODE = 8.1 ------------------------------------------------------------------- » >>> ADDITION OF SUBAREA TO MAINLINE PEAK FLOW« «< MAINLINE Tc(MIN) = 46.94 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.425 SUBAREA LOSS RATE DATA(AMC II). DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS r� F, C LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN RESIDENTIAL LOSS RATE DATA(AMC II): 11 8 -10 DWELLINGS /ACRE" A 4.85 .98 .40 32 RESIDENTIAL Ap SCS LAND USE GROUP "8 -10 DWELLINGS /ACRE" B 1.21 .75 .40 56 AGRICULTURAL POOR COVER 14.88 13.73 .75 .98 .85 .10 56. 32 "PASTURE,DRYLAND" A 3.23 .58 1.00 68 AGRICULTURAL POOR COVER 11 2 DWELLINGS / ACRE" A 2.12 .98 .70 "PASTURE,DRYLAND" B .81 .40 1.00 79 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) _ .69 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .64 UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.25;3H= 2.19;6H= 3.24;24H= 6.98 S.- GRAPH: VALLEY( DEV.) = 100.0 %;VALLEY(UNDEV.) /DESERT= .0% MOUNTAIN= .Oo;FOOTHILL= .0 %;DESERT(UNDEV.)= .0% Tc(HR) _ .78; LAG(HR) _ .63; Fm(INCH /HR) _ .35; Ybar = .35 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC •II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 2661.93 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 801.00 = 22002.00 FEET. TIME OF PEAK FLOW(HR) = 16.67 RUNOFF VOLUME(AF) = 1031.27 TOTAL AREA(ACRES) = 2661.93 PEAK FLOW RATE(CFS) = 2794.33 SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.18; 3HR = 2.19; 6HR = 3.00; 24HR = 6.00 ********************************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** - FLOW PROCESS FROM NODE 801.00 TO NODE 802.00 IS CODE = 5.1 ---------------------------------------------------------------------- >> >>>COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< ->> >>>TRAVELTIME_THRU_ SUBAREA - ( NEW ELEMENT)<< « <---- --- - - -- -- ELEVATION DATA: UPSTREAM(FEET) = 891.38 DOWNSTREAM(FEET) = 874.80 CHANNEL LENGTH THRU SUBAREA(FEET) = 2550.00 CHANNEL SLOPE _ .0065 CHANNEL BASE(FEET) = 20.00 "Z" FACTOR = 1.500 MANNING'S FACTOR = .015 MAXIMUM DEPTH(FEET) = 7.00 CHANNEL FLOW THRU SUBAREA(CFS) = 2794.33 FLOW VELOCITY(FEET /SEC) = 19.26 FLOW DEPTH(FEET) = 5.22 TRAVEL TIME(MIN.) = 2.21 Tc(MIN.) = 49.14 FLOW PROCESS FROM NODE 802.00 TO NODE 802.00 IS CODE = 8.1 ---------------------------------------------------------------------------- >> >>>ADDITION OF SUBAREA TO MAINLINE PEAK FLOW« «< . MAINLINE Tc(MIN) = 49 14__________________ _______________________________ RESIDENTIAL 11 2 DWELLINGS /ACRE" B SUBAREA AVERAGE PERVIOUS LOSS SUBAREA AVERAGE PERVIOUS AREA UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= S- GRAPH: VALLEY(DEV.)= 100.0%;' 99.32 .75 .70 56 RATE, Fp(INCH /HR) _ .76 FRACTION, Ap = .65 .93;1H= 1.25;3H= 2.19;6H= 3.23;24H= 6.93 JALLEY (UNDEV .) /DESERT= .0% * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.386 LOSS RATE DATA(AMC II): ' SUBAREA DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN ' PUBLIC PARK COMMERCIAL B A 14.88 13.73 .75 .98 .85 .10 56. 32 RESIDENTIAL 11 2 DWELLINGS / ACRE" A 2.12 .98 .70 32 RESIDENTIAL 11 2 DWELLINGS /ACRE" B SUBAREA AVERAGE PERVIOUS LOSS SUBAREA AVERAGE PERVIOUS AREA UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= S- GRAPH: VALLEY(DEV.)= 100.0%;' 99.32 .75 .70 56 RATE, Fp(INCH /HR) _ .76 FRACTION, Ap = .65 .93;1H= 1.25;3H= 2.19;6H= 3.23;24H= 6.93 JALLEY (UNDEV .) /DESERT= .0% MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0 Tc(HR) _ .82; LAG(HR) = .66; Fm(INCH /HR) = .36; Ybar = .36 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 2791.98 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 802.00 = 24552.00 FEET. TIME OF PEAK FLOW(HR) = 16.67 RUNOFF VOLUME(AF) = 1062.81 TOTAL AREA(ACRES) = 2791.98 PEAK FLOW RATE(CFS) = 2794.33 NOTE: PEAK FLOW RATE DEFAULTED TO UPSTREAM VALUE SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .46; 30M = .93; 1HR = 1.17; 3HR = 2.19; 6HR = 2.90; 24HR = 5.80 jj FLOW PROCESS FROM NODE 802.00 TO NODE 2000.00 IS CODE = 5.1 ---------------------------------------------------------------------------- >> >>>COMPUTE TRAPEZOIDAL CHANNEL FLOW<< <<< >> >>>TRAVELTIME THRU SUBAREA (NEW ELEMENT)<< <<< ELEVATION DATA: UPSTREAM(FEET) = 874.80 DOWNSTREAM(FEET) = 870.26 CHANNEL LENGTH THRU'SUBAREA(FEET) = 700.00 CHANNEL SLOPE = .0065 CHANNEL BASE(FEET) = 15.00 "Z" FACTOR = 1.500 MANNING'S FACTOR = .015 MAXIMUM DEPTH(FEET) = 7.00 CHANNEL FLOW THRU SUBAREA(CFS) = 2794.33 FLOW VELOCITY(FEET /SEC) = 19.74 FLOW DEPTH(FEET) = 5.93 TRAVEL TIME(MIN.) = .59 Tc(MIN.) = 49.74 ******************************************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** FLOW PROCESS FROM NODE 2000.00 TO NODE 2000.00 IS CODE = 8.1 ---------------------------------------------------------------------------- ->> >>> ADDITION - OF - SUBAREA - TO - MAINLINE - PEAK - FLOW<< «<----------------------- MAINLINE Tc (MIN) = 49.74 * 100 YEAR RAINFALL INTENSITY(INCH /HR) = 1.377 SUBAREA LOSS RATE DATA(AMC II): DEVELOPMENT TYPE/ SCS SOIL AREA Fp Ap SCS LAND USE GROUP (ACRES) (INCH /HR) (DECIMAL) CN COMMERCIAL A 201.51 .98 .10 32 COMMERCIAL B 32.49 .75 .10 56 SUBAREA AVERAGE PERVIOUS LOSS RATE, Fp(INCH /HR) = .94 SUBAREA AVERAGE PERVIOUS AREA FRACTION, Ap = .10 UNIT - HYDROGRAPH DATA: RAINFALL(INCH): 5M= .46;30M= .93;1H= 1.24;3H= 2.18;6H= 3.19;24H= 6.83 S- GRAPH: VALLEY( DEV. ) = 100.0 %;VALLEY(UNDEV.) /DESERT= .0% MOUNTAIN= .0 %;FOOTHILL= .0 %;DESERT(UNDEV.)= .0% Tc(HR) = .83; LAG(HR) = .66; Fm(INCH /HR) = .34; Ybar = .34 USED SIERRA MADRE DEPTH -AREA CURVES WITH AMC II CONDITION. ' UNIT- INTERVAL(MIN) = 5.00 TOTAL AREA(ACRES) = 3025.98 LONGEST FLOWPATH FROM NODE 100.00 TO NODE 2000.00 = 25252.00 FEET. TIME OF PEAK FLOW(HR) = 16.75 RUNOFF VOLUME(AF) = 1162.33 TOTAL AREA(ACRES) = 3025.98 PEAK FLOW RATE(CFS) = 2976.44 ' SUBAREA AREA - AVERAGED RAINFALL DEPTH(INCH): 5M = .43; 30M = .89; 1HR = 1.17; 3HR = 1.98; 6HR = 2.75; 24HR = 5.75 FLOW PROCESS FROM NODE 2000.00 TO NODE 2000.00 IS CODE = 15.2 -7------------------------------------------- >> >>>STORE PEAK FLOWRATE TABLE TO A FILE<< <<< ----------------------------------------------- ----------------------------------------------- PEAK FLOWRATE TABLE FILE NAME: crest.DNA END OF STUDY SUMMARY: r TOTAL AREA(ACRES) = 3025.98 TC(MIN.) = 49.74 AREA- AVERAGED Fm(INCH /HR)= .34 Ybar = .34 PEAK FLOW RATE(CFS) = 2976.44 END OF RATIONAL METHOD ANALYSIS D r. 5 1 1 D 0 n 0 Fl I C I� Ci I 0 HYDROLOGY TABLE 1100 yr 3- 4QS.XLS NODE # LENGTH THRU SUBAREA TOTAL LENGTH Tc SUBAREA D.A. TOTAL D.A. PEAK Qioo 620 601.00 15,572 41.08 47.52 1,403.87 1,675.44 680 650.Op 16,252 41.74 28.31 1,432.18 1, 682.32 1,000 612.00 1,000 21.80 5.44 5.44 9.72 650 613.00 1,650 25.05 5.36 10.80 17.55 300 614.00 1,950 26.18 2.68 13.48 21.40 500 615.00 2,450 28.30 0.00 13.48 21.40 500 616.00 2,950 30.25 12.10 25.58 37.39 660 617.00 3,610 32.81 6.48 32.06 43.23 660 618.00 4,270 35.45 6.45 38.51 48.23 700 619.00 4,970 38.50 4.56 43.07 50.08 600 620.00 5,570 39.81 2.00 45.07 50.83 400 621.00 5,970 41.00 5.45 50.52 55.00 300 640.00 6,270 41.77 7.41 5793 61.41 1.000 602.00 1,000 12.36 5.71 5.71 15.81 400 603.00 1,400 14.25 7.11 12.82 32.50 550 604.00 1,950 16.79 5.89 18.71 42.83 660 605.00 2,610 1 18.95 19.79 38.50 73.19 650 605.10 3,260 1 20.23 15.14 53.64 96.92 650 606.00 3,910 1 21.35 14.74 68.38 119.49 L A is 1j, it HYDROLOGY 'TABLE 1100 yr 3- 4QS.XLS NODE # LENGTH THRU SUBAREA TOTAL LENGTH Tc SUBAREA D.A. TOTAL D.A. PEAK Qioo 660 607.00 4,570 22.58 15.00 83.38 142.19 640 608.00 5,210 23.74 10.36 93.74 153.76 660 608.10 5,870 24.77 14.17 107.91 171.57 660 609.00 6,530 25.75 14.56 122.47 189.24 660 610.00 7,190 26.71 10.89 133.36 200.61 660 611.00 7,850 27.68 3.97 137.33 200.95 650 640.00 8,500 29.04 5.34 142.67 200.95 640.00 8,500 29.04 200.60 257.15 900 650.00 9,400 29.94 0.00 200.60 25715 650.00 16,252 41.74 1, 632.78 1, 903.49 1900 670.00 18,152 44.49 12.78 1,645.56 1, 903.49 1,000 651.00 1,000 11.67 10.00 10.00 28.69 660 652.00 1,660 14.95 11.24 21.24 52.32 660 653.00 2,320 16.30 20.15 41.39 90.10 650 654.00 2,970 17.53 10.92 52.31 106.41 660 655.00 3,630 18.72 1.97 54.28 106.41 640 656.00 4,270 19.78 45.25 99.53 179.70 680 656.10 4,950 20.76 20.91 120.44 210.03 660 657.00 5,610 21.69 19.96 140.40 237.78 650 657.10 6,260 22.65 19.36 159.76 262.80 0 u I HYDROLOGY 'T'ABLE / 100 yr 3- 4QS.XLS NODE # LENGTH THRU SUBAREA TOTAL LENGTH Tc SUBAREA D.A. TOTAL D.A. PEAK Qioo 680 658.00 6,940 23.64 19.84 179.60 287.10 450 659.09 7,390 24.37 10.54 190.14 296.14 550 670.00 7,940 25.28 5.03 195.17 296.14 670.00 18,152 44.49 1,840.73 2,046.22 1,350 680.00 19,502 45.35 80.57 1, 921.30 2,108.74 1,000 671.00 1 15.21 9.45 9.45 20.23 330 671.10 1,330 17.31 5.28 14.73 28.55 330 672.00 1,660 19.22 5.22 19.95 35.70 650 673.00 2,310 20.57 19.55 39.50 68.09 660 673.10 2,970 21.85 20.49 59.99 99.49 660 674.00 3,630 22.97 19.71 79.70 126.96 680 574.10 4,310 24.07 21.25 100.95 154.35 680 675.00 4,990 25.18 20.68 121.63 176.04 680 675.10 5,670 26.15 20.50 142.13 195.74 700 676.00 6,370 27.11 22.26 164.39 216.51 500 677.00 6,870 27.88 8.22 172.61 222.59 500 680.00 7,370 28.56 2.84 175.45 222.59 680.00 19,502 45.35 2,096.75 2,260.69 1,400 800.00 20,902 46.01 2,096.75 2,260.69 I I x L H HIll I I� D 1 F u I I HYDROLOGY 'TABLE / 100 yr 3- 4QS.XLS NODE # LENGTH THRU SUBAREA TOTAL LENGTH Tc SUBAREA D.A. TOTAL D.A. PEAK Qioo 1,000 681.00 11000 11.67 9.92 9.92 28.66 310 681.10 1,310 13.39 4.80 14.72 39.08 300 682.00 1,610 14.83 7.84 22.56 56.24 330 682.10 1,940 16.42 8.50 31.06 72.77 330 683.00 2,270 17.25 8.30 39.36 89.40 700 683.10 2,970 18.65 17.58 56.94 123.26 700 684.00 3,670 19.86 18.29 75.23 156.59 700 684.10 4,370 21.00 31.19 106.42 214.00 680 685.00 5,050 22.04 11.32 117.74 229.77 700 685.10 5,750 22.98 8.18 125.92 239.44 680 686.00 6,430 23.74 52.47 178.39 332.42 900 700.00 7,330 25.16 9.16 18755 335.41 1,000 690.00 1,000 11.31 10.00 10.00 29.31 340 690.10 1,340 13.82 5.99 15.99 41.50 340 691.00 1,680 16.13 4.95 20.94 1 49.44 660 692.00 2,340 17.51 26.69 47.63 106.84 680 692.10 3,020 18.75 25.90 73.53 158.21 660 693.00 3,680 19.81 25.84 99.37 204.37 700 693.10 4,380 20.75 27.94 127.31 251.49 r? IINIIII i L� HYDROLOGY 'TABLE / 100 yr 3- 4QS.XLS NODE # LENGTH THRU SUBAREA TOTAL LENGTH Tc SUBAREAS D.A. TOTAL D.A. PEAK Qioo 660 694.00 5,040 21.57 29.09 156.40 299.35 700 694.10 5,740 22.46 35.88 192.28 355.74 700 695.00 6,440 23.31 21.19 213.47 377.64 420 700.00 6,860 24.05 6.19 219.66 379.21 700.00 7,330 24.05 407.21 708.99 1,050 701.00 8,380 24.96 32.78 439.99 749.51 480 702.00 8,860 25.17 46.88 486.87 815.56 250 800.00 9,110 25.46 0.00 486.87 815.56 800.00 j 20,902 46.01 2,583.62 2,768.S2 1,100 801.00 22,002 46.94 68.21 2,651.83 2,785.95 801.00 22,002 46.94 10.10 2,661.93 2,794.33 2,550 802.00 24,552 49.14 130.05 2,791.98 2,794.33 700 2,000.00 25,252 49.74 234.00 3,025.98 2,976.44 i I I I I I � i