500 Best Highway Engineering MCQ
Q137). The main advantage of concrete pavements is that
a).It offers less resistance to traffic
b).It is not slippery when clean
c).It has low maintenance cost
d).All of these
Correct Answer:
All of these
Explanation:
Q138). The main disadvantage of concrete roads is that
a).The initial cost is high
b).It requires skilled personnel for construction
c).It requires cautious handling of the material
d).All of the above
Correct Answer:
All of the above
Explanation:
Q139). The depth of reinforcement, below the surface of pavement, is kept as
a).25 mm
b).50 mm
c).75 mm
d).100 mm
Correct Answer:
50 mm
Explanation:
Q140). The major function of reinforcement, in concrete pavements, is
a).To strengthen the slab
b).To hold together the cracks
c).To control the development of cracks
d).All of these
Correct Answer:
B. & C.
Explanation:
Q141). Of all the forces stressing a concrete pavement, the most significant are those imposed by the
a).Change in temperature
b).Change in moisture
c).Wheel loads
d).Force of friction
Correct Answer:
Wheel loads
Explanation:
Q142). The joints, parallel to the centre-line of the road, are called
a).Longitudinal joints
b).Transverse joints
c).Expansion joints
d).All of these
Correct Answer:
Longitudinal joints
Explanation:
Q143). The longitudinal joints are provided when the width of road is more than
a).3 m
b).4 m
c).5.5 m
d).6.75 m
Correct Answer:
4 m
Explanation:
Q144). The longitudinal joints may be
a).Tongue and groove type
b).Butt type
c).Weakened plane type
d).All of these
Correct Answer:
All of these
Explanation: