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
Ans: a
Coefficient of friction is less when the pavement surface is | HIGHWAY ENGINEERING
a) rough
b) dry
c) smooth and dry
d) smooth and wet
Ans: 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
a) slipping
b) skidding
c) turning
d) revolving
Ans: b
The stopping sight distance depends upon | HIGHWAY ENGINEERING
a) total reaction time of driver
b) speed of vehicle
c) efficiency of brakes
d) all of the above
Ans: d
For water bound macadam roads in locali-ties 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
Ans: b
The shape of the camber, best suited for cement concrete pavements, is | HIGHWAY ENGINEERING
a) straight line
b) parabolic
c) elliptical
d) combination of straight and parabolic
Ans: a