Civil Engineering MCQAE Level Civil Engineering
As per IRC 73, the carriageway width for a two-lane National Highway (two-lane undivided) is:
Transportation EngineeringIRC Road WidthMEDIUM
Choose the correct answer
A
5.5 m
B
7.0 m
C
9.5 m
D
11.0 m
Correct Answer
B. 7.0 m
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IRC 73: carriageway width for NH: two-lane undivided = 7.0 m (2 lanes x 3.5 m/lane); two-lane divided = 7.0 m per direction; four-lane divided = 14.0 m (2 x 7.0 m). Total formation width includes carriageway + shoulders + median.
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