Q. The purpose of traffic signals is to

  • (A) provide an orderly movement of traffic
  • (B) reduce the frequency of accidents of some special nature
  • (C) control speed on the main highways
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the above

Q. Which of the following statement is correct?

  • (A) Footpaths are particularly provided in the case of urban roads.
  • (B) Footpaths are 15 cm to 20 cm higher than the road surface.
  • (C) Shoulders are generally in level with road surface, having a slope towards the drain side.
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the above

Q. The camber of road should be approximately equal to

  • (A) one-half
  • (B) two times
  • (C) three times
  • (D) four times
πŸ’¬ Discuss
βœ… Correct Answer: (A) one-half

Q. The super-elevation is

  • (A) directly proportional to the velocity of vehicles
  • (B) inversely proportional to the velocity of vehicles
  • (C) directly proportional to the width of pavement
  • (D) inversely proportional to the width of pavement
πŸ’¬ Discuss
βœ… Correct Answer: (A) directly proportional to the velocity of vehicles

Q. The camber recommended for water bound macadam roads in

  • (A) 1 in 24 to 1 in 30
  • (B) 1 in 30 to 1 in 48
  • (C) 1 in 48 to 1 in 60
  • (D) 1 in 60 to 1 in 80
πŸ’¬ Discuss
βœ… Correct Answer: (B) 1 in 30 to 1 in 48

Q. The California bearing ratio (CBR) method of flexible pavement design gives an idean about

  • (A) the quality of road making material
  • (B) the traffic intensities
  • (C) the characteristics of soil
  • (D) all of these
πŸ’¬ Discuss
βœ… Correct Answer: (A) the quality of road making material

Q. In snow-bound sections, the super-elevation on roads should not be more than

  • (A) 7%
  • (B) 8%
  • (C) 9%
  • (D) 10%
πŸ’¬ Discuss
βœ… Correct Answer: (A) 7%

Q. The tongue and groove type of longitudinal joint do not help to control the differential uplift between the two adjacent edges.

  • (A) Right
  • (B) Wrong
  • (C) ---
  • (D) ---
πŸ’¬ Discuss
βœ… Correct Answer: (B) Wrong

Q. An ideal vertical curve is a cubic spiral.

  • (A) True
  • (B) False
  • (C) ---
  • (D) ---
πŸ’¬ Discuss
βœ… Correct Answer: (B) False

Q. According to Telford

  • (A) the size of stone at the centre varied from 160 mm to 200 mm and gradually decreased to 75 mm to 125 mm towards the haunches
  • (B) the central 6 metre width of the road was covered with two layers of stones about 100 mm and 50 mm respectively
  • (C) the size of stone used was of 63 mm diameter
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the above

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