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FED. ROAD
DIV. No.
STATE
PROD. No:
FISCAL
YEAR
SHEET
No.
TOTAL
SHEETS
7
CALIF.
9
/Z/
DIST.
COUNTY ROUTt SaCTION
SHttTTOTAL
No. 811 c
V111
S 80' o RO�ac!
II
016
CIVIL ENSIM[[R—LIC[MSC 5585
DATt ArPROVtd O`
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See Sec. lq--a
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SEC TION _ C v
PZ_•q N - END D 1A PHPA GM
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V
I _ 0 31- 011 ZZ
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VIEW. C_ C
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SCC7I e: 314
If4x6V'C 14°� To Sea, &cr
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4 CiNow-
V
SE_CT,101\1 IL-- F
Sc cTl,? : - 30,,14' '0"
PRESTRESSING NOTES
WORKING FORCE: (THE FORCE .REMAINING AFTER ALL LOSSES, INCLUDING THOSE DUE TO
CREEP & SHRINKAGE OF CONCRETE & CREEP OF STEEL HAVE OCCURRED) .
DIMENSION X WORKING FORCE
4" 576','000 LBS/G I' RDE R
5 1�
" - 592,000 LBS/GIRDER
6
617, 000 LBS/GIRDER
THE LOSS IN, STRESS IN THE POST -TENSIONED PRESTRESSING STEEL
DUE TO SHRINKAGE AND CREEP AND SEQUENCE STRESSING SHALL BE
ASSUMED TO BE 24, 000 P . S . I .
IN ADDITION TO THE 24,000 P.S.I. LOSS NOTED ABOVE, PROVISION
SHALL BE MADE FOR LOSSES DUE TO FRICTION, ANCHORAGE TAKEUP,
AND ANY OTHER LOSSES PECULIAR TO THE SYSTEM OF PRESTRESSING
USED.
CONCRETE: F'C = 5,000 P.S.I. ® 28 DAYS
PRESTRESSING STEEL: SEE SPECIAL PROVISIONS .
ADD I.T I ONAL REINFORCEMENT: CONTRACTOR SHALL FURNISH FOR APPROVAL DETAIL OF
OF ADDITIONAL REINFORCEMENT REQUIRED IN END BLOCK
FOR SYSTEM OF PRESTRESSING USED.
PLACING DIAPHRAGMS: CONCRETE IN INTERIOR AND END DIAPHRAGMS MUST. HAVE
•�2 f x Dcnsion join
GG 7 Com;"; c7 j
X121! To:S eco bc7u.
ATTAINED A STRENGTH OF 2, 000 PS 1 BEFORE PLACING DECK
SLAB. `7
APPROXIMATE GIRDER DEFLECTIONS
INITIAL: -1 7/8" (PRESTRESS + D.L. GIRDER)
3 MONTHS: -2 3/8" (PRESTRESS + D.L. GIRDER)
-1f1 (PRESTRESS + D.L. GIRDER + D.L. SLAB)
FINAL: 0"(PRESTRESS + D.L. GIRDER'+ D.L. SLAB)
DEFLECTIONS ARE MEASURED AT �_ SPAN AND ARE BASED ON
ASSUMPTION DECK WILL NOT BE PLACED ON GIRDERS UNTIL 3
MONTHS AFTER THEY ARE PRESTRESSED.
MINUS INDICATES UPWARD DEFLECTION., FINAL DEFLECTION IS
ANTICIPATED TO OCCUR 4 YEARS AFTER INITIAL PRESTRESSING
i.i,.. , t...
SE C TION J J
BRIDGE DEPARTMENT STATE OF CALIFORNIA- 1 %
DESIGN SECTION
s DEPARTMENT OF PUBLIC WORKS/i�• /L �/ �
DIVISION OF HIGHWAYS
Project Designer
Chief Designer
Sf ER R A AUEKIUE OvER, I 1EAD
DESIGN By C • P ID—�i Cneet.d , (�G,�. !Y•- �'73 `;
DETAILS By 10'-.5 -7Cheeked i �Gt�, l y.u-f- a� IZl �7 `
QUANTITIES By G1,� lz - s 7 Checked &Z&1 9" %'21.r2 PRESTRESSED GIRDERS+C.�
_ SPECIFICATIONS ByPlats and Specs.
Approval Recommended by ----- ChU and structural s�a� SCALE AS )400 �d BRIDGE %54 C- 63 FILE DRAWING m 3 % F 6 I
EgiNer el M,ip Ener. License No._---.._ /85
PREL. DRAWING No. P- X53 76 �� Vi
9 $ Y �ti