Civil Engineering - Highway Engineering

26. 

According to Highway Research Board of U.S.A. practical land width, is

A. 2.7 m
B. 3.0 m
C. 3.3 m
D. 3.6 m
E. 4.5 m

Answer: Option D

Explanation:

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27. 

Design of flexible pavements is based on

A. mathematical analysis
B. empirical formulae
C. a compromise of pure theory and pure empirical formula
D. none of these.

Answer: Option C

Explanation:

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28. 

The efficiency of the brakes of a vehicle depends upon

A. condition of road surface
B. condition of the tyres
C. presence of the show moisture
D. all the above.

Answer: Option D

Explanation:

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29. 

Maximum super-elevation on hill roads should not exceed

A. 5%
B. 7%
C. 8%
D. 10%
E. 15%

Answer: Option D

Explanation:

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30. 

The type of transition curves generally provided on hill roads, is

A. circular
B. cubic parabola
C. Lemniscate
D. spiral.

Answer: Option D

Explanation:

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