Highway Engineering - Engineering

Q1:

If h1 is the height of the driver's eye and h2 is the height of an obstruction above road surface, then, for a minimum sight distance S, the length of the vertical curve should be greater than

A

B

C

D

ANS:B -

L= NS^2/100{(√(2H)+√(2h))^2}; 100 comes as N is in terms of percentage so while putting in the formula it comes N/100.