Under-Reinforced, Over-Reinforced and Balanced Section
Consider the ...
Question
Consider the following cases in the design of reinforced concrete members in flexure:
Which of the above cases are considered for safe design of R.C. members in flexure?
A
1 and 2 only
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B
2 and 4 only
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C
3 and 4 only
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D
1 and 3 only
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Solution
The correct option is B 2 and 4 only Design of RCC section are based on
(i) Tension failure of steel is considered safe.
(ii) Compression failure of concrete should be avoided.
(iii) Over reinforcement section are subjected to compression failure of concrete thus shall be avoided.
(iv) Under reinforcement sections are preferred due to tension failure of steel (gradual failure).