Highway Engineering - Engineering

Q1:

Road width 8.8 m of two lane National highways or State highways in mountainous terrain

A excludes the width of parapet (0.6 m)

B excludes the width of side drain (0.6 m)

C excludes the width of parapet and side drain

D includes the width of parapet and side drain

ANS:C - excludes the width of parapet and side drain

Correct, because 3.5 + 3.5 is 7 and 0.6 median and 0.6 shoulder on either side.