A concrete slab is reinforced by-in.-diameter steel rods placed on 7.5-in. centers as shown. The modulus of elasticity is 3 x 106 psi for the concrete and 29 x 106 psi for the steel. Using an allowable stress of 1400 psi for the concrete and 19.5 ksi for the steel, determine the largest bending moment in a portion of slab 1 ft wide. 6 in. -in. diameter 7.5 in. 4 in. 7.5 in. The largest bending moment is 7.5 in. 7.5 in. kip-ft.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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A concrete slab is reinforced by 58 -in.-diameter steel rods placed on 7.5-in. centers as shown. The modulus of elasticity is 3 × 106 psi for the concrete and 29 × 106 psi for the steel. Using an allowable stress of 1400 psi for the concrete and 19.5 ksi for the steel, determine the largest bending moment in a portion of slab 1 ft wide.

A concrete slab is reinforced by -in.-diameter steel rods placed on 7.5-in. centers as shown.
The modulus of elasticity is 3 x 106 psi for the concrete and 29 x 106 psi for the steel. Using an
allowable stress of 1400 psi for the concrete and 19.5 ksi for the steel, determine the largest
bending moment in a portion of slab 1 ft wide.
6 in.
-in. diameter
7.5 in.
4 in.
7.5 in.
The largest bending moment is
7.5 in.
7.5 in.
kip-ft.
Transcribed Image Text:A concrete slab is reinforced by -in.-diameter steel rods placed on 7.5-in. centers as shown. The modulus of elasticity is 3 x 106 psi for the concrete and 29 x 106 psi for the steel. Using an allowable stress of 1400 psi for the concrete and 19.5 ksi for the steel, determine the largest bending moment in a portion of slab 1 ft wide. 6 in. -in. diameter 7.5 in. 4 in. 7.5 in. The largest bending moment is 7.5 in. 7.5 in. kip-ft.
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