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Reinforced Cement Concrete

Limit State Method

In case of a ...

Question

In case of a composite construction, the effect of creep and shrinkage

A

can be ignored even at the limit state of serviceability

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B

can be ignored at the ultimate limit state due to large inelastic strains induced

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C

can be completely eliminated if the props are removed after 28 days

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D

in the in-situ concrete has no interaction on the stresses in the pre-cast component at any stage

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Solution

The correct option is B can be ignored at the ultimate limit state due to large inelastic strains induced
Creep is elastic strain and partly recoverable. However in ultimate limit state both creep and shrinkage effects can be ignored due to plastic flow.

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