A cylindrical water tank having an externaldiameter of 50 m is to be prestressedcircumferentially by means of high tensilewire cables jacked at four points,90 degrees apart. If the minimum stress inthe cable wires immediatelyafter tensioning is 500 N/mm2 and thecoefficient of friction is 0.5, estimate(a) the maximum stress to be applied to thewires at the jacking end, (b) theexpected extension at the jack.Assume the modulus of elasticity of steel as210 kN/mm2.[Ans: Stress in wires at jacking end = 1102N/mm2;Extension at the jacking end = 149.7 mm]

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Answered: (a) the maximum stress to be applied to…

(a) the maximum stress to be applied to the wires at the jacking end, (b) the expected extension at the jack. Assume the modulus of elasticity of steel as 210 kN/mm2.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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