2. 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 k/m and a uniform live load of 40 KN/m. Assume fc = 21 MPa and fy = 312 MPa. Compression reinforcement if necessary shall be placed at a depth of 80 mm from the extreme compression concrete. 2.1 Which of the following most nearly gives the maximum tension steel area for singly reinforced beam? A. 3810.50 mm2 C. 4223.11 mm2 B. 3959.17 mm2 D. 4751.04 mm2 2.2 Which of the following most nearly gives the required tension steel area? A. 3743.38 mm2 C. 3324.24 mm2 B. 3626.05 mm2 D. 2915.15 mm2 2.3 Which of the following most nearly gives the required number of 25mm diameter tension bars?

2. 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 k/m and a uniform live load of 40 KN/m. Assume fc = 21 MPa and fy = 312 MPa. Compression reinforcement if necessary shall be placed at a depth of 80 mm from the extreme compression concrete. 2.1 Which of the following most nearly gives the maximum tension steel area for singly reinforced beam? A. 3810.50 mm2 C. 4223.11 mm2 B. 3959.17 mm2 D. 4751.04 mm2 2.2 Which of the following most nearly gives the required tension steel area? A. 3743.38 mm2 C. 3324.24 mm2 B. 3626.05 mm2 D. 2915.15 mm2 2.3 Which of the following most nearly gives the required number of 25mm diameter tension bars?

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 300 mm and an effective depth of 550mm. the beam is simply supported over a span of 6m and is used to carry a uniform dead load 25 Kn/m and a uniform live load of 40 Kn/m assumes for fc= 21 MPa and fy=312 MPa. Compression reinforcement if necessary shall be placed at a depth of 80mm from the outermost compression concrete. -Determine the maximum tension steel area in sq. mm. -Determine the no. of 25mm dia. bars.
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