The desirable length of overtaking zone as per IRC recommendation is equal to

The desirable length of overtaking zone as per IRC recommendation is equal to

a) overtaking sight distance
b) two times the overtaking sight distance
c) three times the overtaking sight distance
d) five times the overtaking sight distance


Answer: D

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

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


Answer: B

Compared to a level surface, on a descending gradient the stopping sight distance is

Compared to a level surface, on a descending gradient the stopping sight distance is

a) less
b) more
c) same
d) dependent on the speed


Answer: B

Camber in the road is provided for

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


Answer: A

The shoulder provided along the road edge should be

The shoulder provided along the road edge should be

a) rougher than the traffic lanes
b) smoother than the traffic lanes
c) of same colour as that of the pave-ment
d) of very low load bearing capacity


Answer: A

Coefficient of friction is less when the pavement surface is

Coefficient of friction is less when the pavement surface is

a) rough
b) dry
c) smooth and dry
d) smooth and wet



Answer: D

When the path travelled along the road surface is more than the circumferential movement of the wheels due to rotation, then it results in

When the path travelled along the road surface is more than the circumferential movement of the wheels due to rotation, then it results in

a) slipping
b) skidding
c) turning
d) revolving




Answer: B

The stopping sight distance depends upon

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


Answer: D

For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is

For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is

a) 1 in 30
b) 1 in 36
c) 1 in 48
d) 1 in 60


Answer: B

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

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


Answer: A

The sequence of four stages of survey in a highway alignment is

The sequence of four stages of survey in a highway alignment is

a) reconnaissance, map study, preliminary survey and detailed survey
b) map study, preliminary survey, reconnaissance and detailed survey
c) map study, reconnaissance, preliminary survey and detailed survey
d) preliminary survey, map study, reconnaissance and detailed survey


Answer: C

Nagpur road plan formula were prepared by assuming

Nagpur road plan formula were prepared by assuming

a) rectangular or block road pattern
b) radial or star and block road pattern
c) radial or star and circular road pattern
d) radial or star and grid road pattern


Answer: D