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Given:
beam deminsions: flange width=22" FLANGE THICKNESS=7" WEB WIDTH=7" SECTION HEIGHT=40"
f'c=5000psi f'ci=3500psi fpu=270ksi Ap=eighteen 1/2" diam strands superimposed load=.85k/ft: 40' simple span Type I cement; moist cured Pretensioned beam Required:
1. Estimate prestress losses at midspan 90 days after release. (elastic shortening,creep,shrinkage,steel relaxation)
Question How does an engineer determine digit of cells for concrete box girder bridges ? Answer If depth of a box girder bridge exceeds 1/6 or 1/5 of bridge width, then it is o
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Q. What is Activated Sludge process? The term Activated Sludge is used to indicate the sludge which is obtained by settling sewage in presence of abundant oxygen. The Activated
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Hi, i need discussion for softening point of bitumen 7.5 ?C
A certain soil has 99% by weight finer than 1 mm, 80% finer than 0.1 mm, 25% finer than 0.01 mm, 8% finer than 0.001 mm. Draw the grain-size distribution curve and determine the pe
what is a couple?
Determine the uses of Screw connectors Screw connectors are normally used to splice large-diameter high-tensile strength bars. The bars are threaded at the ends and a sheet-me
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