Exam 4: Road Design and Engineering

A curve whose radius gradually changes from an infinite value to a finite value or vice-versa for the purpose of giving easy change of direction of a road, is called a

An ideal vertical curve is a cubic spiral.

At the end of the reconnaissance phase, the selected alignment is pegged by using about 2m high poles on which the

The universally recognized factor which affects the flexible pavement design, is the

In snow-bound sections, the super-elevation on roads should not be more than