Civil Engineering - Highway Engineering

46. 

Bottom-most component of a flexible pavement, is

A. subgrade
B. sub-base
C. base
D. base course.

Answer: Option A

Explanation:

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47. 

If V is the design speed in km/hour and R is the radius of the curve of a hill road, the super-elevation

A.
B.
C.
D.

Answer: Option C

Explanation:

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48. 

Pavement is said to be flexible if it contains

A. water bound macadam surface
B. stabilised soil base constructed of lime cement or tar
C. bitumen-bound stone layer of varying aggregates
D. lean concrete base
E. all the above.

Answer: Option E

Explanation:

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49. 

In ideal pavement is constructed with

A. bricks
B. hard soil
C. Portland cement concrete
D. tar
E. none of these.

Answer: Option C

Explanation:

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