PRESTRESSED CONCRETE GIRDER BRIDGE AT KM 85 + 835 ON TOPI DARBAND ROAD INTRODUCTION This document is prepared for the Prestressed Pre – Cast Girders and R.C.C. deck slab bridge situated on SWAB – T!P – "ARBA#" road at KM 85 + 835. This document is submitted as part of the Contract Agreement bet$een the Consultants %&S '()B*R C!#S+,T #G *#G#**RS -'C* and the Client #AT!#A , (G(WA) A +T(!RT) -#(A for design of the SWAB– T!P–"A RBA#" road. AASHTO LRFD 1994, -BR"G* "*SG# SP*C/CAT!#S0 is the go1erning code. 1. GENERAL INFORMA TION 1.1 DESIGN SPECIFICATION 2.2.2 2.2.2 AAS(T! ,R/" code 2334 -BR"G* "*SG# S P*C/CA T!#S 2.2.5 2.2.5 AAS(T! Standard specificat ions 2336. 2.2.7 2.2.7 Pakistan Code of Practi ce for (igh$a8 Bridges -PCP(B 2369. 1.2 DESI GN PHILOS OP HY L!"!# $# %# &$, '( AASH TO LRFD 19 94) 2.5.2 2.5.2 Ser1ice limit state -/le:ural design of PC Girders and stabilit8 check of the abutments. 2.5.5 2.5.5 Strength limit state -"esign of all the structural components e:cept PC girders. 2.5.7 2.5.7 /atigue limit state -"esign of PC girders. #ote; The bridge is a single span simpl8 supported so it does not need to be in1estigated for the E*#&"& E&-# L!"!# S#%#&$ -Sec. 4.9.4.5. 1.3 LIE LOADS 2.7.2 2.7.2 Single ,ane of %ilitar8 Class 9< ,oading -PCP(B0 2369.. 2.7.5 2.7.5 Class A ,oading -PCP(B. 2.7.7 2.7.7 (S5<=44 Truck -AAS(T! standard 2336. 2.7.4 2.7.4 "esign ,ane ,oad plus "esign Truck -(, – 370 AAS(T! ,R/" 2334. 2.7.> 2.7.> "es ign ,a ne ,oad plus "es ign T andem - (, – 370 AA S(T! ,R/ " 2 334. &1ar&$$$&apps&con1ersion&tmp&scratch?2&7<232>@64.doc 2
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