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HomeMy WebLinkAbout2443-4E BAR'S- 2 ABOVE • 2 BELOW OPENING 1 I 12" MIN. I>p 12' MIN E SARS - 2 ABOVE • \ 2 BELOW OPENING A • 4 • Is" c BARS P- CORNER CONNECTION D BARS - 2 ABOVE • P/_14'461 2 BELOW OPENING J 12" 3" R �i2. • MIN. I MIN., i ` C BARS x� A PLAN SIDE CONNECTION C BARS T _-v 440 16" t 04 & 12" SECTION A -A STRUCTURAL DATA D 1? C BARS DOE BARS • ? C BARS DBE BAR$ 12 " 4" to � " 42" 7 I/ 1, � e in • A r + IS" 41/4 45" 7V4 40" •" I•" 41/ 21 " S" 51- 1"24" 54" 9" 24"51/ 27" 51/ 57" 91/� 30 s" 60' 91/ 33" 6'/4 63" 10" 36" 61/ ss" 101/; 39" 7" 69" 103/ 18" 72" 1 11- FOR B GREATER THAN 72" SEE PROJECT RAN NOTES: 1. REINFORCING STEEL SHALL BE 1-1/2 INCHES CLEAR FROM FACE OF CONCRETE UNLESS OTHER- WISE SHOWN. 2. REINFORCING STEEL FOR INSIDE FACE OF CATCH BASIN SHALL BE CUT AT CENTER OF OPENING AND BENT INTO WALLS OF MONOLITHIC CATCH BASIN CONNECTION. REINFORCING STEEL FOR OUTSIDE FACE OF CATCH BASIN SHALL BE CUT 2 INCHES CLEAR OF OPENING. 3. CONNECTION SHALL BE PLACED MONOLITHIC WITH CATCH BASIN. THE ROUNDED EDGE OF OUTLET SHALL BE CONSTRUCTED BY PLACING CONCRETE WITH THE SAME CLASS OF CONCRETE AS THE CATCH BASIN AGAINST A CURVED FORM WITH A RADIUS OF 3 INCHES. 4. CONNECTIONS SHALL BE CONSTRUCTED WHEN: (A) PIPES INLET OR OUTLET THROUGH CORNER OF CATCH BASIN. (B) ANGLE A FOR PIPES THROUGH 30 INCHES IN DIAMETER IS LESS THAN 70 DEGREES OR GREATER THAN 110 DEGREES. AMERICAN PUBLIC WORKS ASSOCIATION - SOUTHERN CALIFORNIA CHAPTER PROMULGATED BY THE APWA-AOC JOMIT COOPERATIVE COMMITTEE MONOLITHIC CATCH BASIN CONNECTION STANDARD PLAN 30�_p 1!M D E BA S BARS F BARS (SEE CATCH 'DASIN STANDARD PLAN) 3.5' USE WITH STANDARD SPECWICATIONS FOR PUBLIC WORKS CONSIIUC I FON PLAN TYPE 3 N L� A SIDE ELEVATION DIMENSIONS UNLESS OTHERWISE NOTED ON DRAWINGS OR STANDARD PLANS FOR SPECIFIC STRUCTURES: D=7" E = 6" OR T-1" WHICHEVER IS LESS, MINIMUM E = 3" S =12" MAXIMUM, EVENLY SPACED EXCEPT S = 16" MAXIMUM FOR MANHOLES AND UNDERGROUND VAULTS W =16" MINIMUM EXCEPT W =14" MINIMUM FOR MANHOLES AND UNDERGROUND VAULTS NOTES: 1. UNLESS OTHERWISE SPECIFIED OR NOTED, STEP MAY BE ANY TYPE SHOWN. 2. STEPS SHALL BE STEEL CONFORMING TO ASTM A307 AND SHALL BE GALVANIZED AFTER FABRICATION. IF STAINLESS STEEL STEPS ARE SPECIFIED OR CALLED FOR ON PLANS, THE MATERIAL SHALL CONFORM TO ASTM A 276, 300 SERIES. 3. BOTTOM STEP SHALL BE MAXIMUM OF 2 FEET ABOVE FLOOR OR SHELF. 4. TYPES i AND 2 STEPS MAY BE CAST IN PLACE OR PLACED IN THE CENTER .OF 11/2" MINIMUM DIAMETER DRILLED OR FORMED HOLES AND SET WITH HIGH-STRENGTH (6,000 PSI MIN.), NON -SHRINK GROUT. TYPE 3 STEP SHALL BE CAST IN PLACE. FACE PLATE ASSEMBLY MAX. V It TOP SLAB REINFORCEMENT A G B C BARS BARS D E BA S BARS F BARS (SEE CATCH 'DASIN STANDARD PLAN) 3.5' z 6" Jai- i A.&- i it - Wo66 18" - - Q•Q 18" *4C I8e- 18" 3.5' 12' 8" 1 8" At 4 0-16' - - 4 1$ A 4 e 18" *4P, IB• 7' Zn CL. E BARS ` 114 e- I g" 4p 18"lk4o 18" C BARS 12' 8" 8" 4- - - C IV I Bel � B BARS, t"CL. 6" W 4L 1$ - - 4C, IS"-*4&_IZ" �I •� 14' F BARS 6" 8-614&18" -- - 4-Q W 4 e I Z" 2"CL. ; II r A BAR$ 8" 10" 4 ig (8 - - 4•LO 18" x 26' 4' 6" B BAR$ #4 @ 24" - - - **40- 18" #14 @ 18" 114e 18" 28' 5' 0 8" fF I #4@18' i BARS 28' 6' x x 8" #4Ca 18" - - *4*- 15" 28' 1 7' 8" 8" #4Ca 17" - - 4-9 LB" #4Ca 18" ¢ e-18" 28' 1 8' 8" 8" #4Ca 13" - - 'r¢ i8" X/3(MIN.) BOTTOM SLAB 28' TYPICAL REINFORCEMENT DETAILS MAX. W MAX. V It tF A G B C BARS BARS D E BA S BARS F BARS G BARS 3.5' 8' 6" - Wo66 18" - - Q•Q 18" *4C I8e- 18" 3.5' 12' 8" 1 8" At 4 0-16' - - 4 1$ A 4 e 18" *4P, IB• 7' 6' 6" 6" 114 e- I g" 4p 18"lk4o 18" 7' 12' 8" 8" 4- - - C IV I Bel Ak4 Q. 18• 14' 4' 6" 6" 4L 1$ - - 4C, IS"-*4&_IZ" ¢0. l8" 14' 8' 6" 8-614&18" -- - 4-Q W 4 e I Z" 40 le 14' 12' 8" 10" 4 ig (8 - - 4•LO 18" 4e- (A" * _,9-@ 18 26' 4' 6" 6" #4 @ 24" - - - **40- 18" #14 @ 18" 114e 18" 28' 5' 6" 8" #4 C 24" - - *4.f- 1g" #4@18' *40- 1 28' 6' 6" 8" #4Ca 18" - - *4*- 15" #4 C 18" :'4 -LQ 0 28' 1 7' 8" 8" #4Ca 17" - - 4-9 LB" #4Ca 18" ¢ e-18" 28' 1 8' 8" 8" #4Ca 13" - - 'r¢ i8" #4@18' 4 e i$" 28' 9' 8" 10" #4@ 15" - - 4-e 18" #4@ 18" d Q is" 28' 10' 8" 10" # 4 @ 12" - - 14p_ ►8" #14 @ 18" 4 Q 18" 28' 11' 8" 10" #5C 15" - - #4@10" #4C 18" #4@18" 28' 12' 8" 10" #6Ca 18" - - 1 #4 Ca 9" #4 @ 18" #4 @ 18" FOR W > 28', V > 12' OR B > 4' SEE PROJECT PLANS CURB OPENING CATCH BASIN REINFORCEMENT V (n,) It (in.) SIDE AND END WALL STEEL MAX. G BARS 4 6 #4 C 10" 8 a #14@6" 12 10 #15 � s" FOR V > 12' SEE PROJECT PLANS Ali > t t" CL. i BARS I I i DAM CL. i BARS GRATING CATCH BASIN REINFORCEMENT TYPICAL REINFORCEMENT DETAILS NOTE: UNLESS OTHERWISE SPECIFIED REINFORCEMENT FOR CURB OPENNG AND GRATING CATCH BASINS SHALL TERMINATE 2 INCHES FROM FACE OF CONCRETE. AMERICAN PUBLIC WORKS ASSOCIATION - SOUTHERN CALIFORNIA CHAPTER PROMILGATED BY THE APEA-AOC JOINT COOPERATIVE COMMI TH CATCH BASIN REINFORCEMENT STANDARD PLAN 309-0 HN WALL AND SLAB DOAENSKONS DEVICE USE WITH STANDARD SPECEICATONS FOR PUBLIC WORKS CONS I RUCTON AND REINFORCEMENT REQUIREMENT= USE WRH STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTMICTON 0+9 TY'. _ SYMMETRICAL _ ABOUT i (TYP.) s ... • a Nf > P 3/4" # (TYP.) i N � PLAN TYPE1 A roll*It .. H A SIDE ELEVATION P_ TYP '-'� " cool i z L� A SIDE ELEVATION AMERICAN PUBLIC WORKS ASSOCIATION - SOUTHERN CALIFORNIA CHAPTER PROMULGATED BY THE APWA-ASIC JOINT COOPERATIVE COMMITTEE 1994 STEEL STEP STANDARD PLAN 635-1 REV' IM WALL AND SLAB DOAENSKONS DEVICE USE WITH STANDARD SPECIMATIONS FOR PUBLIC WORKS CONSTRUCTION 44 W M SECTION A -A T eOFESs�� No. 5275 Z * Exp -9/30/99 s'� BVI r OF INSTALLATION DETAIL FACE PLATE 1 ASSEMBLY r� ` B, �. CURB FACE 4 N 4~ R EACH WAY ' }• R OR LOSTREI DDE OUTREism I PLA1E I I FLOE LIME SURFACE- PLATE. URFACE �- 1 1 I-SCORINS -- \, I + I I LINE R \ ION 2 SIDES OF I � CURB LINE 4 4 = � R 1 - 3-2 SLOPE-` 11 MANHOLE FRAME i i DOWEL (TYP) ' I" CLEAR I AND COVER , L I I � CATCH MANHOLE FRAME � ( I STEPS \�: M fF 1 AND COVER 1" MMI. �- ~ �- i •r ! 12~ MAX. - -- - IA i� STEPS ~ 1 - L-- 1--------1-� _� r OPTIONAL SUBGRAOE 1 -CONNECTOR PIPE Jj I I I '� _-- .- B -( OR MONOLITHIC _ CATCH BASIN _••_;. _ _ _ I r l " R A4.- \ OPTIONAL ROU•NENEDL CONNECTION f CONST JOINT (TYP.) DOWEL (TYP) I SECTION A -A U PLAN r R4 1 90• �M DOWEL DETAIL I - WHERE THE BASIN IS TO BE CONSTRUCTED WITHIN THE LIMITS OF EXISTING OR PROPOSED SIDEWALK OR IS CONtIGUOUS TO SUCH SIDEWALK, THE TOP SLAB OF THE BASIN MAY BE POURED EITHER MONOLITHIC WITH THE SIDEWALK OR SEPARATELY, USING THE SAME CLASS OF CONCRETE AS IN THE BASIN. WHEN POURED MONOLITHICALLY, THE SIDEWALK SHALL BE PROVIDED WITH A WEAKENED PLANE OR A 1 -INCH DEEP SAWCUT CONTINUOUSLY AROUND THE EXTERNAL PERIMETER OF THE CATCH BASIN WALLS, INCLUDING ACROSS THE FULL WIDTH OF THE SIDEWALK. SURFACE OF ALL EXPOSED CONCRETE SHALL CONFORM IN SLOPE, GRADE, COLOR, FINISH, AND SCORING TO EXISTING OR PROPOSED CURB AND WALK ADJACENT TO THE BASIN. 2. ALL CURVED CONCRETE SURFACES SHALL BE FORMED BY CURVED FORMS, AND SHALL NOT BE SHAPED BY PLASTERING. 3. FLOOR OF BASIN SHALL BE GIVEN A STEEL TROWEL FINISH AND SHALL HAVE A LONGITUDINAL AND LATERAL SLOPE OF 1:12 MINIMUM AND 1:3 MAXIMUM, EXCEPT WHERE THE GUTTER GRADE EXCEEDS • PERCENT, IN WHICH CASE THE LONGITUDINAL SLOPE OF THE FLOOR SHALL BE THE SAME AS THE GUTTER GRADE. SLOPE FLOOR FROM ALL DIRECTIONS TO THE OUTLET. 4. DIMENSIONS: 0 - 3 FEET 2 INCHES - M IN- V - THE DIFFERENCE IN ELEVATION BETWEEN THE TOP OF THE CURB AND THE INVERT OF THE CATCH BASIN AT THE OUTLET = 4.5 FEET. Vu - THE DIFFERENCE IN ELEVATION BETWEEN THE TOP OF THE CURB AND THE INVERT AT THE UPSTREAM END OF THE BASIN, AND SHALL BE DETERMINED BY THE REQUIREMENTS OF NOTE 3, BUT SHALL NOT BE LESS THAN CURB FACE PLUS 12 INCHES. VI - THE DIFFERENCE IN ELEVATION BETWEEN THE TOP OF THE CURB AND THE INVERT OF THE INLET. NOTED ON THE PROJECT PLANS. H - NOTED ON THE PROJECT PLANS. W - NOTED ON THE PROJECT PLANS. A - THE ANGLE, IN DEGREES, INTERCEPTED BY THE CENTERLINE OF THE CONNECTOR PIPE AND THE CATCH BASIN WALL TO WHICH THE CONNECTOR PIPE IS ATTACHED. S. PLACE CONNECTOR PIPES AS INDICATED ON THE PROJECT PLANS. UNLESS OTHERWISE SPECIFIED, THE CONNECTOR PIPE SHALL BE LOCATED AT THE DOWNSTREAM END OF THE BASIN. WHERE THE CONNECTOR PIPE IS SHOWN AT A CORNER, THE CENTERLINE OF THE PIPE SHALL INTERSECT THE INSIDE CORNER OF THE BASIN. THE PIPE MAY BE CUT AND TRIMMED AT A SKEW NECESSARY TO INSURE MINIMUM 3 -INCH PIPE EMBEDMENT, ALL AROUND, WITHIN THE CATCH BASIN WALL, AND 3 -INCH RADIUS OF ROUNDING OF STRUCTURE CONCRETE, ALL AROUND, ADJACENT TO PIPE ENDS. A MONOLITHIC CATCH BASIN CONNECTION SHALL BE USED TO JOIN THE CONNECTOR PIPE TO THE CATCH BASIN WHENEVER ANGLE "A' IS LESS THAN 70 DEGREES OR GREATER THAN 110 DEGREES, OR WHENEVER THE CONNECTOR PIPE IS LOCATED IN A CORNER. THE OPTIONAL USE OF A MONOLITHIC CATCH BASIN CONNECTION IN ANY CASE IS PERMITTED. MONOLITHIC CATCH BASIN CONNECTIONS MAY BE CONSTRUCTED TO AVOID CUTTING STANDARD LENGTHS OF PIPE. 6. STEPS SHALL BE LOCATED AS SHOWN. IF THE CONNECTOR PIPE INTERFERES WITH THE STEPS, THEY SHALL BE LOCATED AT THE CENTERLINE OF THE DOWNSTREAM END WALL. STEPS SHALL BE SPACED 12 INCHES APART. THE TOP STEP SHALL BE 7 INCHES BELOW THE TOP TO THE MANHOLE AND PROJECT 2-1/2 INCHES. ALL OTHER STEPS SHALL PROJECT 5 INCHES. 7. DOWELS ARE REQUIRED AT EACH CORNER AND AT 7 FEET ON CENTER (MAXIMUM) ALONG THE BACKWALL. •. THE FOLLOWING STANDARD PLANS ARE INCORPORATED HEREIN: 308 MONOLITHIC CATCH BASIN CONNECTION 309 CATCH BASIN REINFORCEMENT 310 CATCH BASIN FACE PLATE ASSEMBLY AND PROTECTION BAR 312 CATCH BASIN MANHOLE FRAME AND COVER 635 STEEL STEP 636 POLYPROPYLENE PLASTIC STEP AMERICAN PUBLIC WORKS ASSOCIATION - SOUTHERN CALIFORNIA CHAPTER CURB OPENING CATCH BASIN STANDARD PLAN 300-1 3/4" DIA. PICK HOLE -A 2" X 1" DIAMOND MAT 11L" ncco DRILL AND TAP HOLE AND INSTALL 3/4" X 11/4" STAINLESS STEEL SOCKET SET SCREW WITH 3/6" RECESSED HEX HOLE. ALL THREADS TO BE N.C. 7771 1 �,.. AGENCY DESIGNATED INSCRIPTION. ALL INSTALLATION L*--ZKI-X%33 PROMULGATED BY THE APWA-MAC STRUCTURAL DATA �/NDA"0 PL11N JOINT COOPERATIVE COMYrTTEE 1914 WALL AND SLAB DOAENSKONS DEVICE AND REINFORCEMENT REQUIREMENT= USE WRH STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTMICTON A REINFORCEMENT MAX MAX t tF REOUIRED IN W V FRONT REAR BOTTOM ENO WALL WALL WALL �.s •' s s It • • N R R T •' s s 0 E T' It' • • M 14' 4 • 6 / 11 F 1 • • %E 0 14 12' • 10 N c [ D 1 s E R Go M T 1 10 !L -ANS pl W) 28 V 12' O 1 •) 4 FEE PROJECT r R4 1 90• �M DOWEL DETAIL I - WHERE THE BASIN IS TO BE CONSTRUCTED WITHIN THE LIMITS OF EXISTING OR PROPOSED SIDEWALK OR IS CONtIGUOUS TO SUCH SIDEWALK, THE TOP SLAB OF THE BASIN MAY BE POURED EITHER MONOLITHIC WITH THE SIDEWALK OR SEPARATELY, USING THE SAME CLASS OF CONCRETE AS IN THE BASIN. WHEN POURED MONOLITHICALLY, THE SIDEWALK SHALL BE PROVIDED WITH A WEAKENED PLANE OR A 1 -INCH DEEP SAWCUT CONTINUOUSLY AROUND THE EXTERNAL PERIMETER OF THE CATCH BASIN WALLS, INCLUDING ACROSS THE FULL WIDTH OF THE SIDEWALK. SURFACE OF ALL EXPOSED CONCRETE SHALL CONFORM IN SLOPE, GRADE, COLOR, FINISH, AND SCORING TO EXISTING OR PROPOSED CURB AND WALK ADJACENT TO THE BASIN. 2. ALL CURVED CONCRETE SURFACES SHALL BE FORMED BY CURVED FORMS, AND SHALL NOT BE SHAPED BY PLASTERING. 3. FLOOR OF BASIN SHALL BE GIVEN A STEEL TROWEL FINISH AND SHALL HAVE A LONGITUDINAL AND LATERAL SLOPE OF 1:12 MINIMUM AND 1:3 MAXIMUM, EXCEPT WHERE THE GUTTER GRADE EXCEEDS • PERCENT, IN WHICH CASE THE LONGITUDINAL SLOPE OF THE FLOOR SHALL BE THE SAME AS THE GUTTER GRADE. SLOPE FLOOR FROM ALL DIRECTIONS TO THE OUTLET. 4. DIMENSIONS: 0 - 3 FEET 2 INCHES - M IN- V - THE DIFFERENCE IN ELEVATION BETWEEN THE TOP OF THE CURB AND THE INVERT OF THE CATCH BASIN AT THE OUTLET = 4.5 FEET. Vu - THE DIFFERENCE IN ELEVATION BETWEEN THE TOP OF THE CURB AND THE INVERT AT THE UPSTREAM END OF THE BASIN, AND SHALL BE DETERMINED BY THE REQUIREMENTS OF NOTE 3, BUT SHALL NOT BE LESS THAN CURB FACE PLUS 12 INCHES. VI - THE DIFFERENCE IN ELEVATION BETWEEN THE TOP OF THE CURB AND THE INVERT OF THE INLET. NOTED ON THE PROJECT PLANS. H - NOTED ON THE PROJECT PLANS. W - NOTED ON THE PROJECT PLANS. A - THE ANGLE, IN DEGREES, INTERCEPTED BY THE CENTERLINE OF THE CONNECTOR PIPE AND THE CATCH BASIN WALL TO WHICH THE CONNECTOR PIPE IS ATTACHED. S. PLACE CONNECTOR PIPES AS INDICATED ON THE PROJECT PLANS. UNLESS OTHERWISE SPECIFIED, THE CONNECTOR PIPE SHALL BE LOCATED AT THE DOWNSTREAM END OF THE BASIN. WHERE THE CONNECTOR PIPE IS SHOWN AT A CORNER, THE CENTERLINE OF THE PIPE SHALL INTERSECT THE INSIDE CORNER OF THE BASIN. THE PIPE MAY BE CUT AND TRIMMED AT A SKEW NECESSARY TO INSURE MINIMUM 3 -INCH PIPE EMBEDMENT, ALL AROUND, WITHIN THE CATCH BASIN WALL, AND 3 -INCH RADIUS OF ROUNDING OF STRUCTURE CONCRETE, ALL AROUND, ADJACENT TO PIPE ENDS. A MONOLITHIC CATCH BASIN CONNECTION SHALL BE USED TO JOIN THE CONNECTOR PIPE TO THE CATCH BASIN WHENEVER ANGLE "A' IS LESS THAN 70 DEGREES OR GREATER THAN 110 DEGREES, OR WHENEVER THE CONNECTOR PIPE IS LOCATED IN A CORNER. THE OPTIONAL USE OF A MONOLITHIC CATCH BASIN CONNECTION IN ANY CASE IS PERMITTED. MONOLITHIC CATCH BASIN CONNECTIONS MAY BE CONSTRUCTED TO AVOID CUTTING STANDARD LENGTHS OF PIPE. 6. STEPS SHALL BE LOCATED AS SHOWN. IF THE CONNECTOR PIPE INTERFERES WITH THE STEPS, THEY SHALL BE LOCATED AT THE CENTERLINE OF THE DOWNSTREAM END WALL. STEPS SHALL BE SPACED 12 INCHES APART. THE TOP STEP SHALL BE 7 INCHES BELOW THE TOP TO THE MANHOLE AND PROJECT 2-1/2 INCHES. ALL OTHER STEPS SHALL PROJECT 5 INCHES. 7. DOWELS ARE REQUIRED AT EACH CORNER AND AT 7 FEET ON CENTER (MAXIMUM) ALONG THE BACKWALL. •. THE FOLLOWING STANDARD PLANS ARE INCORPORATED HEREIN: 308 MONOLITHIC CATCH BASIN CONNECTION 309 CATCH BASIN REINFORCEMENT 310 CATCH BASIN FACE PLATE ASSEMBLY AND PROTECTION BAR 312 CATCH BASIN MANHOLE FRAME AND COVER 635 STEEL STEP 636 POLYPROPYLENE PLASTIC STEP AMERICAN PUBLIC WORKS ASSOCIATION - SOUTHERN CALIFORNIA CHAPTER CURB OPENING CATCH BASIN STANDARD PLAN 300-1 3/4" DIA. PICK HOLE -A 2" X 1" DIAMOND MAT 11L" ncco DRILL AND TAP HOLE AND INSTALL 3/4" X 11/4" STAINLESS STEEL SOCKET SET SCREW WITH 3/6" RECESSED HEX HOLE. ALL THREADS TO BE N.C. 7771 1 �,.. AGENCY DESIGNATED INSCRIPTION. ALL INSTALLATION L*--ZKI-X%33 PROMULGATED BY THE APWA-MAC CATCH BASIN �/NDA"0 PL11N JOINT COOPERATIVE COMYrTTEE 1914 vo. ; &CON DEVICE SHEET 1 OF 1 USE WRH STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTMICTON A DETAIL P ,�� • . • • OF • I ­t_� DETAIL "C" 22" DIA. CLEAR OPENING SECTION A -A i • s 1 I 3/4" 1,12" I 22" DIA. 1116" R 2' J 4< 4 U CLEAR OPENING p 4 D 4 v �4 © o DETAIL "13 Ot1TLINE WHERE �V RIB JOINS RIM I, FINISHED SURFACE OUTL04 WHElIIIE REBS JOIN SAME ANGLE R ) �K" �• 3/4" THROUGHOUT GAP IN RIM OF COVER OPPOSITE PICK HOLE 1 Ae w BOTTOM OF MANHOLE COVER DETAIL "C" ,'NOTE:' 1. THE CAST IRON USED SHALL CONFORM WITH ASTM 'A-48 CLASS 358. 2. THE FRAME ANN COVER SHALL BE GATED WITH ASPHALTUM' OR BITUMINOUS PAINT AFTER TESTING ANLYINSPECTION. 3. FOUNDRY IDENTIFYING MARK, HEAT AND DATE SHALL BE CAST ON THE BOTTOM OF THE COVER AND ON THE INSIDE OF THE FRAME. 4. IMPORTED COVERS AND FRAMES SHALL HAVE THE COUNTRY OF ORIGIN MARKING IN COMPLIANCE WITH FEDERAL REGULATIONS. 5. WEIGHT OF FRAME SHALL BE 30 POUNDS. WEIGHT OF COVER SHALL BE 85 POUNDS. ACTUAL WEIGHTS SHALL BE WITHIN A RANGE OF 95% TO 110•X. 6. THE MANHOLE FRAME AND COVER SHALL BE INSPECTED BY THE ENGINEER PRIOR TO SHIPMENT TO THE JOB SITE. ACCEPTANCE WILL BE INDICATED BY THE AGENCY'S MARK. 7. THE PROOF -LOAD FOR TEST METHOD B OF THE STANDARD SPECIFICATIONS IS 28,600 POUNDS. AMERICAN PUBLIC WORKS ASSOCIATION - SOUTHERN CALIFORNIA CHAPTER PROMULGATED BY THE APWA-MAC CATCH BASIN �/NDA"0 PL11N JOINT COOPERATIVE COMYrTTEE 1914 MANHOLE FRAME AND COVER 312-0 SHEET 1 OF 1 USE WRH STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTMICTON -CROSSING PIPE WALL (DIAMETER OF PIPEV. �OII �. X (SEE NOTE 3) CONCRETE BLANKET " ' � � � OPTIONAL SIDE (CLASS 420-C-2000 � OF BLANKET (TYP) CONCRETE) --�' • o � 1 2 O ` ~ I (TYP.) IE -D./2 FOR 0) IS" UNDISTURBED EARTH (TYP.) _ 6" MIN. 3/40. FOR DS I!•" OUTSIDE OF PIPE BELL (TYP) EXISTING PIPE CONCRETE BLANKET (FOR EXISTING PIPES CROSSED OVER BY A NEW PIPE) NOTES: 1. CONCRETE BLANKET IS REQUIRED WHEN THE CLEARANCE BETWEEN THE TOP OF THE EXISTING PIPE AND THE BOTTOM OF THE CROSSING PIPE IS LESS THAN 18". 2. "Y"=D/6(6" MIN.) WHERE THE CLEARANCE BETWEEN THE TOP OF THE EXISTING PIPE AND THE BOTTOM OF THE CROSSING PIPE IS LESS THAN "Y", THE CONCRETE SHALL BE PLACED BETWEEN THE PIPES AND AROUND THE SIDES OF THE CROSSING PIPE UP TO A LEVEL EQUAL TO "Y" ABOVE THE EXISTING PIPE, OR AS REQUIRED BY NOTE 3 BELOW, WHICHEVER IS HIGHER. 3. "X"=D/12, MINIMUM, TO PROVIDE BEDDING MATERIAL FOR THE CROSSING CONDUIT. WHEN "X" IS LESS THAN THIS MINIMUM, THE ENTIRE TOP SURFACE OF THE BLANKET SHALL BE RAISED TO MAKE CONTACT WITH THE LOWER 90' OF THE CROSSING PIPE. 4. THE BLANKET SHALL EXTENT LONGITUDINALLY TO THE FIRST JOINT BEYOND THE TRENCH EXCAVATION AT EACH END OF THE BLANKET, EXCEPT THAT THE BLANKET NEED NOT BE EXTENDED MORE THAN 4 FEET BEYOND THE TRENCH. S. WHENEVER A PIPE BELL IS ENCOUNTERED WITHIN THE LIMITS OF THE BLANKET, ALL DIMENSIONS SHALL REFER TO THE BELL. AMERICAN PUBLIC WORKS ASSOCIATION - SOUTHERN CALIFORNIA CHAPTER PROMULGATED SY THE APWA-AGC JOINT COOPERATIVE COMMITTEE BLANKET PROTECTION FOR PIPES STANDARD PLAN 22g_p 1961 SHEET 1 OF 1 USE WITH STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION