Highway Engineering - Interview Questions | Exam2Win

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56. If the design speed is V kmph and deviation angle is N radians, then the total length of a valley curve in meters is given by the expression

A. 0.38 N V3/2

B. 0.38 (NV3)"2

C. 3.8 NV"2

D. 3.8 (NV3)"2

Explanation:

57. Length of a vehicle affects

A. width of traffic lanes

B. extra width of pavement and minimum turning radius

C. width of shoulders and parking facilities

D. clearance to be provided under structures such as overbridges, under-bridges etc.

Explanation:

58. The value of ruling gradient in plains as per IRC recommendation is

A. 1 in 12

B. 1 m 15

C. 1 in 20

D. 1 in 30

Explanation:

59. The diagram which shows the approximate path of vehicles and pedestrians involved in accidents is known as

A. spot maps

B. pie charts

C. condition diagram

D. collision diagram

Explanation:

60. Which of the following shapes is preferred in a valley curve ?

A. simple parabola

B. cubic parabola

C. spiral

D. lemniscate

Explanation: