The dimensions of a rectangular beam are limited to b = 300 mm and effective depth, d = 700 mm.  Using f’c = 28 MPa, long bar fy = 415 MPa, calculate the required amount of tensile reinforcement so that a tensile strain of 0.005 is attained under a sustained ultimate bending moment of 1,200 kN.m.  Compression bars centroid is 70 mm from beam edge.     6,180     3,839     4,387     5.353

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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The dimensions of a rectangular beam are limited to b = 300 mm and effective depth, d = 700 mm.  Using f’c = 28 MPa, long bar fy = 415 MPa, calculate the required amount of tensile reinforcement so that a tensile strain of 0.005 is attained under a sustained ultimate bending moment of 1,200 kN.m.  Compression bars centroid is 70 mm from beam edge.

   

6,180

   

3,839

   

4,387

   

5.353

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