Civil Engineering - Highway Engineering

Exercise :: Highway Engineering - Section 6

36.

If V is speed of a moving vehicle, r is radius of the curve, g is the acceleration due to gravity, W is the width of the carriageway, the super elevation is

 A. B. C. D. E. Explanation:

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37.

Pick up the correct statement from the following:

 A. Various geometric design features and generally guided by ruling design speed B. The design speed for a given highway should preferably be uniform C. Abrupt change in the design speed should not be permitted D. all the above.

Explanation:

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38.

The ratio of maximum deviation angle and maximum polar deflection angle of a Lemniscate curve, is

 A. 2 B. 3 C. 4 D. 5 E. 6

Explanation:

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39.

If brakes of vehicles are effective, the vehicle-running at 30 km/hour comes to a stop in

 A. 10 metres B. 12 metres C. 15 metres D. 18 metres

Explanation:

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40.

Full amount of extra width of a pavement on the curve, is provided at

 A. beginning of the transition curve B. centre of the transition curve C. beginning of the circular curve D. centre of the circular curve.