51. The attainment of super elevation by rotation of pavement about the inner edge of the pavement
52. The ruling design speed on a National Highway in plain terrain as per IRC recommendations is
53. The transition curve used in the horizontal alignment of highways as per IRC recommendations is
54. If the stopping distance and average length of a vehicle are 18 m and 6 m respectively, then the theoretical maxi¬mum capacity of a traffic lane at a speed of 10 m/sec is
55. The absolute minimum radius of curve for safe operation for a speed of 110 kmph is
56. For the design of super elevation for mixed traffic conditions, the speed is reduced by
57. If the average center to center spacing of vehicles is 20 meters, then the basic capacity of a traffic lane at a speed of 50 kmph is
58. Bottom most layer of pavement is known as
59. In case of hill roads, the extra widening is generally provided
60. On a horizontal curve if the pavement is kept horizontal across the alignment, then the pressure on the outer wheels will be
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