Bottom most layer of pavement is known as_____________?

The shape of the camber, best suited for cement concrete pavements, is_______________?

A. straight line

B. parabolic

C. elliptical

D. combination of straight and parabolic

The stopping sight distance depends upon_______________?

A. total reaction time of driver

B. speed of vehicle

C. efficiency of brakes

D. all of the above

Coefficient of friction is less when the pavement surface is________________?

A. rough

B. dry

C. smooth and dry

D. smooth and wet

Camber in the road is provided for_______________?

A. effective drainage

B. counteracting the centrifugal force

C. having proper sight distance

D. none of the above

On a single lane road with two way traffic, the minimum stopping sight distance is equal to______________?

A. stopping distance

B. two times the stopping distance

C. half the stopping distance

D. three times the stopping distance