Civil Engineering - Highway Engineering

31. 

The maximum safe speed on roads, depends on the

A. type of the highway
B. type of road surface
C. type of curves
D. sight distance
E. all the above.

Answer: Option E

Explanation:

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32. 

The basic formula for determination of pavement thickness was first suggested by

A. Spanglar
B. Picket
C. Kelly
D. Goldbeck

Answer: Option D

Explanation:

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33. 

Increase in traffic volume, due to increase in transport vehicles, is known as

A. development traffic
B. normal traffic growth
C. generated traffic growth
D. current traffic
E. none of these.

Answer: Option B

Explanation:

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34. 

If R is the radius of a main curve and L is the length of the transition curve, the shift of the curve, is

A. L/24 R
B. L2/24 R
C. L3/24 R
D. L4/24 R
E. L/12 R

Answer: Option B

Explanation:

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35. 

The weight of vehicles affects

A. pavement thickness
B. ruling gradient
C. limiting gradient
D. design of bridges
E. all the above.

Answer: Option E

Explanation:

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