A 3 m concrete column 300 mm in diameter is reinforced with 5 - 15M steel rods (reinforcing bars). Each bar has a cross-sectional area of 200 mm?. The modulus of elasticity for steel is 200 GPa and 25 GPa for concrete. The column carries a load of 1.25 MN. What is the stress in the steel and the concrete.

Traffic and Highway Engineering
5th Edition
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Garber, Nicholas J.
Chapter20: Design Of Rigid Pavements
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A 3 m concrete column 300 mm in diameter is reinforced with 5 - 15M steel rods (reinforcing bars). Each bar
has a cross-sectional area of 200 mm?. The modulus of elasticity for steel is 200 GPa and 25 GPa for concrete.
The column carries a load of 1.25 MN. What is the stress in the steel and the concrete.
[ans: 128.7 MPa, 16.1 MPa]
Transcribed Image Text:A 3 m concrete column 300 mm in diameter is reinforced with 5 - 15M steel rods (reinforcing bars). Each bar has a cross-sectional area of 200 mm?. The modulus of elasticity for steel is 200 GPa and 25 GPa for concrete. The column carries a load of 1.25 MN. What is the stress in the steel and the concrete. [ans: 128.7 MPa, 16.1 MPa]
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