Civil Engineering - Highway Engineering

41. 

Roadway width for a National highways and State highways (two-lanes) is

A. 12 m
B. 9 m
C. 9.5 m
D. 15 m

Answer: Option A

Explanation:

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42. 

The distance travelled by revolving the wheel of a vehicle more than its circumferential movement, is known as

A. slip
B. skid
C. neither (a) nor (b)
D. both (a) and (b)

Answer: Option B

Explanation:

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43. 

If the difference in elevation of an edge of the pavement 9 m wide and its crown is 15 cm, the camber of the pavement, is

A. 1 in 60
B. 1 in 45
C. 1 in 30
D. 1 in 15
E. 1 in 7.5

Answer: Option C

Explanation:

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44. 

If degree of a road curve is defined by assuming the standard length of an arc as 30 metres, the radius of 1° curve is equal

A. 1719 m
B. 1146 m
C. 1046 m
D. 1619 m
E. 1573 m

Answer: Option A

Explanation:

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45. 

For calculating the tractive force along an upgrade of an asphalt road, the most probable value of the co-efficient of traction resistance μ is assumed

A.
B.
C.
D.
E.

Answer: Option D

Explanation:

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