Estimate prestress losses, Civil Engineering


beam deminsions:
flange width=22"

Ap=eighteen 1/2" diam strands
superimposed load=.85k/ft: 40' simple span
Type I cement; moist cured
Pretensioned beam


1. Estimate prestress losses at midspan 90 days after release. (elastic shortening,creep,shrinkage,steel relaxation)

Posted Date: 2/23/2013 1:04:20 AM | Location : United States

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