Multiple Choice Question (4)

1) As per norms prepared by ministry of transport & work the number of manpower required to excavate one m3 of gravel soil

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0.89m.d

2) Soil having less cohesion than sand

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silt

3) At a horizontal curve the super elevation is provided to counteract

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centrifugal force

4) The main purpose of provided camber in a road is

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effective drainage

5) Total lateral earth pressure is proportional to

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square of depth of soil

6) Perception and breck reaction time depends up on

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all of the above

7) Hygroscopic water can be removed by

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heating

8) Seal coat is mixture of

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coarse and bitumen

9) According to manning’s formula the velocity is inversely proportional to

Discuss in Comment

rugosity coefficient

10) Allowable clay silt in sand for mortar is

Discuss in Comment

4 to 6%

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