The simply supported beam shown below carries its own weight, a uniformly distributed live load of 300 lbs/ft, and a concentrated dead load Pò at midspan. The cross-section of the beam is U- shaped. It has two rows of reinforcing bars at the bottom. The bottom row has five #6 bars and the top row has three #6 bars. Let ƒ' =4,000 psi and ƒ¸ = 60 ksi. The cross-sectional area of a #6 bar is 0.44 in.². W₁ = 300 lbs/ft 10 ft. PD * 10 ft. 17 in. 3 in. OO 8 #6 bars O 6 in. 14 in. 9 in. |0| + State the difference between a tension-controlled beam and a compression-controlled beam in terms of the strain in the reinforcement in precise and succinct sentences. Why does ACI require that a beam has to be tension-controlled?

The simply supported beam shown below carries its own weight, a uniformly distributed live load of 300 lbs/ft, and a concentrated dead load Pò at midspan. The cross-section of the beam is U- shaped. It has two rows of reinforcing bars at the bottom. The bottom row has five #6 bars and the top row has three #6 bars. Let ƒ' =4,000 psi and ƒ¸ = 60 ksi. The cross-sectional area of a #6 bar is 0.44 in.². W₁ = 300 lbs/ft 10 ft. PD * 10 ft. 17 in. 3 in. OO 8 #6 bars O 6 in. 14 in. 9 in. |0| + State the difference between a tension-controlled beam and a compression-controlled beam in terms of the strain in the reinforcement in precise and succinct sentences. Why does ACI require that a beam has to be tension-controlled?

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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