Civil Engineering - Highway Engineering
Exercise : Highway Engineering - Section 4
31.
If the designed speed on a circular curve of radius 1400 m is 80 km/hour, no superelevation is provided, if the camber, is
32.
Width of a rotary round should be equal to
33.
To prevent movement of moisture from subgrade to road pavement on embankments about 0.6 m to 1 m higher than water table, the thickness of cut off layer of coarse sand used, is
34.
The statement, regarding the size of stones used at the wearing surface. "The size of a stone used on a road must be in due proportion to the space occupied by a wheel of ordinary dimensions on a smooth level surface. The point of contact will be found to be longitudinal about 2.5 cm and every piece of stone put into the road which exceeds 2.5 cm in any of its dimension is mischievious" was made by
35.
If L metres is the distance between extreme axles of a vehicle, its gross load should not exceed
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