Civil Engineering MCQAE Level Civil Engineering
As per IS 456:2000, the maximum diameter of main longitudinal reinforcement bar that may be used in a beam is:
RCCMaximum Bar Diameter BeamMEDIUM
Choose the correct answer
A
16 mm
B
20 mm
C
25 mm
D
One-eighth of the overall depth
Correct Answer
D. One-eighth of the overall depth
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IS 456 Cl. 26.5.1.1: The maximum diameter of bar in beams shall not exceed 1/8 of the overall depth of the beam. This ensures proper bar placement and concrete cover.
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