A rectangular concrete beam has a width of 300 mm and an effective depth of 550 mm. The beam is simply supported over a span of 6 m and is used to carry a uniform dead load of 25 KN/m and a uniform live load of 40 kN/m. Assume fic= 21 MPa and fx = 312 MPa. Compression reinforcement if necessary shall be placed at a depth of 80 mm from the extreme compression concrete.Which of the following most nearly gives the required tension steel area? A. 3743.38 mm2 B. 3626.05 mm2 C. 3324.24 mm2 D. 2915.15 mm2

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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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A rectangular concrete beam has a width of 300 mm and an effective depth of 550 mm. The beam is simply supported over a span of 6 m and is used to carry a uniform dead load of 25 KN/m and a uniform live load of 40 kN/m. Assume fic= 21 MPa and fx = 312 MPa. Compression reinforcement if necessary shall be placed at a depth of 80 mm from the extreme compression concrete.
Which of the following most nearly gives the required tension steel area? A. 3743.38 mm2 B. 3626.05 mm2 C. 3324.24 mm2 D. 2915.15 mm2

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