500 Best Highway Engineering MCQ
Q113). In snow bound sections, the superelevation on roads should not be more than
a).0.07
b).0.08
c).0.09
d).0.1
Correct Answer:
0.07
Explanation:
Q114). R is the radius of curvature of a hill road, the maximum grade compensation is equal to
a).65/R
b).75/R
c).85/R
d).95/R
Correct Answer:
75/R
Explanation:
Q115). For walls less than 6 m in height, thickness of retaining wall at the bottom is equal to
a).0.2 times the height
b).0.3 times the height
c).0.4 times the height
d).0.5 times the height
Correct Answer:
0.4 times the height
Explanation:
Q116). For walls more than 6 metre in height, thickness of retaining wall at the bottom is equal to 0.4 times the height Plus
a).10 cm
b).20 cm
c).30 cm
d).40 cm
Correct Answer:
30 cm
Explanation:
Q117). A wall constructed to retain the Earth from slippage on the Hillside of the roadway is called
a).breast wall
b).retaining wall
c).parapet wall
d).none of these
Correct Answer:
breast wall
Explanation:
Q118). The thickness of the parapet wall, on the valley side of the roadway, is usually kept as
a).20 cm
b).40 cm
c).60 cm
d).80 cm
Correct Answer:
60 cm
Explanation:
Q119). The height of the parapet wall is usually kept as ………… above the berm level
a).25 cm
b).50 cm
c).75 cm
d).100 cm
Correct Answer:
75 cm
Explanation:
Q120). The parapet walls are usually required on the valley side of the roadway, in order to
a).Earth from slippage
b).Properly guide the vehicles to the roadway
c).Provide a good drainage system
d).Keep the road dry
Correct Answer:
Properly guide the vehicles to the roadway
Explanation: