41951. On a pavement with parabolic camber, the angle of inclination of the vehicles will be
41952. The difference in gradients after full super-elevation and the initial alignment of a road, is known as
41953. Minimum radius of a simple circular curve deflecting through 5°, is
41954. When a number of hair pin bends are introduced, a minimum intervening distance in between is kept
41955. If the designed speed on a circular curve of radius 1400 m is 80 km/hour, no superelevation is provided, if the camber, is
41956. Width of a rotary round should be equal to
41957. 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
41958. 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
41959. If L metres is the distance between extreme axles of a vehicle, its gross load should not exceed
41960. For a 6.6 m wide two lane pavement, berms are provided on either side having a width of
41961. 1.R.T.D.A. (Indian Roads and Transport Development Association) was set up at Bombay in
41962. The total value of extra widening required at a horizontal curve on a two lane hill road of radius 42 m for a design speed of 50 kmph and for vehicles with wheel base 6 m, is
41963. Depth of reinforcement below the surface of a concrete pavement, is generally kept
41964. Volume of traffic which is due to improvement carried out in adjacent area, is known as
41965. Roughness index of roads, is expressed as
41966. If N is deviation angle, the length L, of a parabolic vertical curve for safe stopping distance S, is
41967. Martensite is the supersaturated solution of carbon in:
41968. Degree of a road curve is defined as the angle in degrees subtended at the centre by an arc of
41969. The tangent length of a simple circular curve of radius R deflecting through θ°, is
41970. Which one of the following transportation systems is not used for the conveyance of passengers in India?
41971. Thickness of broken line markings on multi-lane road for lanes is generally kept
41972. If a Lemniscate curve of transition throughout is introduced to connect two parallel roads, the maximum polar angle of the curve, is
41973. If the cross slope of a country is 25% to 60%, the terrain is classified as
41974. Setting out of Lemniscate transition curves, is done with
41975. Reference pillars fixed on the centre line of a proposed road, provide the following information:
41976. The normal road land width for a major district road in open area, is
41977. On earth roads, the camber should preferably be
41978. The convexity provided to the carriageway between the crown and edge of the pavement, is known as
41979. Alignment of highways in hilly regions, is decided on
41980. The standard equation of a cubical spiral transition curve provided on roads, is
41981. The gradients of trace cuts for hilly roads, are kept
41982. The width of the right of way in urban area, is kept between 24 m to 60 m for
41983. The safe length L of a valley curve for night travel is
41984. 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
41985. The full width of land acquired before finalising a highway, alignment is known
41986. Retaining walls are generally constructed with dry rubble stones with 60 cm top width and
41987. The ability of a driver to stop the vehicle moving with the designed speed, depends upon:
41988. To prevent compressive stresses in a rigid concrete pavement, the joint prvoided, is
41989. In case of cement concrete pavements, pick up the incorrect statement
41990. The radius of curvature provided along a transition curve, is
41991. During last phase of the reconnaissance, details of the grade line is recorded on 2 metre poles to indicate
41992. Concrete pavement is provided if daily traffic per lane exceeds
41993. If d is the economic designed depth of a slab, the thickness of the cement concrete pavement slab at interior, is kept
41994. If the elevations along a road increase, the slope of the road along the longitudinal direction, is known as
41995. Permalloy is a:
41996. If the width of carriage way is 12.5 metres, outer edge 50 cm higher than the inner edge, the required super elevation is
41997. In cement concrete pavements, tensile stress is due to :
41998. 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
41999. Interior thickness of concrete road slab for design wheel load 6300 kg and permissible flexural stress 21 kg/cm2, is
42000. If R is the radius of a main circular curve, Δ is the angle of deflection and α is the polar deflection angle of any point, its radial distance is
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