Civil Engineering - Highway Engineering

41. 

Parapet walls along hill roads, are provided

A. to retain the back filling
B. to prevent the hill from sliding
C. to prevent the wheels of the vehicle from coming on the retaining wall
D. none of these.

Answer: Option C

Explanation:

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42. 

From the point of tangency before an intersection, the route markers are fixed at a distance of

A. 15 m to 30 m
B. 20 m to 35 m
C. 40 m to 50 m
D. 50 m to 75 m
E. 100 m to 150

Answer: Option E

Explanation:

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43. 

A gradient along which the vehicle does not require any tractive effort to maintain a specified speed, is known as

A. ruling gradient
B. pushing gradient
C. floating gradient
D. minimum gradient

Answer: Option C

Explanation:

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44. 

The traffic carrying capacity of a single lane, depends on

A. type of the vehicles
B. level crossings
C. road intersections
D. surface texture
E. all the above.

Answer: Option E

Explanation:

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45. 

The number of vehicles moving in a specified direction on a roadway that pass a given point during specified unit of time, is called

A. traffic volume
B. traffic density
C. basic capacity
D. traffic capacity.

Answer: Option A

Explanation:

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