Q. In cement concrete pavements, tensile stress is due to :

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Q. If L is the length of the transition curves provided on either side of a circular curve of radius R, the maximum angle of deflection with tangent for the junctions of the transition curve and circular curve, is

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Q. Interior thickness of concrete road slab for design wheel load 6300 kg and permissible flexural stress 21 kg/cm², is

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Q. In a braking test, a vehicle travelling at 36 km ph was stopped at a braking distance of 8.0 m. The average value of the vehicle's skid resistance (friction coefficient) is

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Q. If present A.D.T. is 5000 vehicles and annual increase is 10%, the average future flow after 5 years will be

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Q. To prevent a head-on-collision of vehicles travelling in opposite directions along four-lane roads

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Q. Pick up the correct statement from the following:

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Q. The G.T. road from Lahore to Calcutta in undivided India, was constructed during

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Q. The gradients of trace cuts for hilly roads, are kept

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Q. The width of the right of way in urban area, is kept between 24 m to 60 m for

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Q. If the rate of change of the super-elevation along a curved portion of a 7 metre wide road is 1 in 150 and the maximum super-elevation allowed is 1 in 15, the maximum length of the transition curve to be provided at either end, is

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Q. The full width of land acquired before finalising a highway, alignment is known

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Q. Indian Road Congress (I.R.C.) was founded and constituted with its head quarters at New Delhi, in

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Q. Extra widening required at a horizontal curve on a single lane hill road of radius 80 m for a design speed of 50 km ph and for a vehicle with wheel base 6.0 m is

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Q. The normal road land width for a National or State highway, in open areas should be

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Q. Excessive camber on pavements may cause

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Q. The type of curves generally provided on highways, is

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Q. On earth roads, the camber should preferably be

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Q. The convexity provided to the carriageway between the crown and edge of the pavement, is known as

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Q. Alignment of highways in hilly regions, is decided on

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