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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)
Explain the term - Untensioned Reinforcement In prestressed concrete construction, use of untensioned reinforcement also has to be made alongwith tendons. This is essential as
Q. What do you mean by Distressing? Distressing is the operation under taken with or with out rail tensors to secure stress free condition in the LWR at a desired rail temperat
Q. Show the Settlement due to Excavation? If an excavation is made in a sandy soil, the structure founded near the excavation will be affected and it will cause extra settlem
Define the Precedence Diagramming Methods a) Activity on Node (AON) with arrows for dependencies b) Uses all forms of precedence relationships
Question What are major differences between sureties and security ? Answer During construction contracts, if a contractor fails to carry out works, employer would e
Workshop Drawings (Contractor Scope) 1. Air Conditioning and Ventilation Systems: Builder work drawings Enlarged scale double line HVAC System Duct & piping layouts
Road Binders: Bitumen: Bitumen is a viscous, semi-solid material, dark in color, having adhesive properties, and derived from the distillation of petroleum crude in a refinery
i want the meaning of crete
plane table surveying is used commonly to survey small areas because
incoming water contains 15 mg/L as a substance
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