Civil Engineering - Highway Engineering

36. 

If h1 is the height of the driver's eye and h2 is the height of an obstruction above road surface, then, for a minimum sight distance S, the length of the vertical curve should be greater than

A.
B.
C.
D.

Answer: Option B

Explanation:

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37. 

For maximum strength and durability minimum percentage of cement, by weight is

A. 15%
B. 20%
C. 25%
D. 30%
E. 33%

Answer: Option D

Explanation:

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38. 

Camber in pavements is provided by

A. straight line method
B. parabola method
C. straight at the edges and parabolic at the crown
D. all the above.

Answer: Option D

Explanation:

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39. 

The minimum design speed of various types of highways in plain terrain is the same as the ruling design speed of

A. rolling terrain
B. mountainous terrain
C. steep terrain
D. none of these.

Answer: Option A

Explanation:

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40. 

Passing zones are generally not provided on

A. summit curves
B. horizontal curves
C. two lane highways
D. all the above.

Answer: Option D

Explanation:

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