Q. Depth of reinforcement below the surface of a concrete pavement, is generally kept

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Q. Round-abouts are not suitable if number of vehicles exceed

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Q. For a comfortable travel on Highways, the centrifugal ratio should not exceed

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Q. If V is speed in km/hour and R is radius of the curve, the superelevation e is equal to

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Q. The traffic manoeuvre means

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Q. To compensate the loss of tractive force of vehicles along curves of radius R, the percentage reduction of gradient, is

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Q. An exceptional grade may be provided upto 1 in 12 along hill roads, if the length does not exceed

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Q. The head of public works department of any Indian state, is

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Q. If a Lemniscate curve having an angle of deflection Δ, is transitional throughout, the maximum polar angle is

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Q. On most smooth hard surfaced roads, rolling resistance to moving vehicles, ranges from

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Q. Pick up the incorrect statement from the following. The width of the right-of-way is decided so as to accommodate

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Q. Formation width of a hill road is the distance between

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Q. California Bearing Ratio method of designing flexible pavements is more accurate as it involves

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Q. Longitudinal pavement lines marked broken in white paint

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Q. Design of flexible pavement, involves

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Q. Design of highways is based on

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Q. If the designed speed on a circular curve of radius 1400 m is 80 km/hour, no superelevation is provided, if the camber, is

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Q. Width of a rotary round should be equal to

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Q. 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

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Q. 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

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