Civil Engineering MCQAE Level Civil Engineering
As per IS 456:2000, the minimum thickness of a flat slab with drops is:
RCCFlat Slab Minimum ThicknessMEDIUM
Choose the correct answer
A
100 mm
B
125 mm
C
150 mm
D
200 mm
Correct Answer
B. 125 mm
Why is this the answer?
IS 456:2000 Cl. 31.1.1: The thickness of flat slabs shall not be less than 125 mm. For flat slabs without drops, the minimum thickness is 150 mm.
Related RCC MCQs
More solved RCC questions for AE/JE Civil Engineering exams.
- The 'ductility' of RC structures is improved under earthquake loading by:
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- The 'minimum clear cover' for reinforcement in a RCC beam in severe exposure (IS 456) is:
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