Civil Engineering MCQCivil Engineering (Shared)
Props to slabs spanning more than 4.5 m are generally removed after:
Concrete Technology & RCCPropsMEDIUM
Choose the correct answer
A
7 days
B
3 days
C
14 days
D
21 days
Correct Answer
C. 14 days
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For longer slab spans, props are retained longer; IS 456 table gives 14 days for spans over 4.5 m. Reference: Clause 11.3; Table 11 | Page: verify from your official BIS copy/PDF pagination
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This MCQ belongs to IS 456:2000 Premium Series. Full tests include timed attempts, rank comparison and subject-wise analysis.