the other photo is where the previous question is Calculate the deflection of the simply supported beam from the previous example if it was installed withparabolic tendons that falls from centroid at the ends to 6" at midspan. Calculate the final deflection afterlosses.C.g.parabolic tendons SAMPLE PROBLEM NO. 1The pretensioned rectangular beam shown has straight cables with initial stresses of 175 ksi and final stressesafter losses of 140 ksi. Determine the deflection of the beam immediately after the cables are cut. E = 4x 106psi.DL = (beam weight only)LL = 0.8 k/ft%3D16"20"1.2 in.?- 30'-12"24 / 37

Sample problem NO-1 Given L.L= 0.8 k/ft Length of the beam=30' Initial stresses=175 ksi E=4×106 psi

SAMPLE PROBLEM NO. 1 The pretensioned rectangular beam shown has straight cables with initial stresses of 175 ksi and final stresses after losses of 140 ksi. Determine the deflection of the beam immediately after the cables are cut. E = 4x 106 psi. DL =(beam weight only) LL = 0.8 k/ft %3D 16" 20" 1.2 in. -30' 24 /37

SAMPLE PROBLEM NO. 1 The pretensioned rectangular beam shown has straight cables with initial stresses of 175 ksi and final stresses after losses of 140 ksi. Determine the deflection of the beam immediately after the cables are cut. E = 4x 106 psi. DL =(beam weight only) LL = 0.8 k/ft %3D 16" 20" 1.2 in. -30' 24 /37

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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