Highway Engineering Multiple Choice Questions and Answers - Set 05 - ObjectiveBooks

# Practice Test: Question Set - 05

1. As per recommendations of I.R.C., traffic volume study is carried out for rural roads for 7 days continuously during
(A) Harvesting
(B) Lean season
(C) Harvesting and lean season
(D) None of these

2. Formation width of a hill road is the distance between
(A) Outer end of side drain to outer end of parapet wall
(B) Outer end of side drain to inner end of parapet wall
(C) Inner end of side drain to outer end of parapet wall
(D) Inner end of side drain to inner end of parapet wall

(A) Equal to the cross slope of pavement
(B) Less than the cross slope of pavement
(C) Greater than the cross slope of pavement
(D) Zero

4. Traffic surveys are carried out
(A) To know the type of traffic
(B) To determine the facilities to traffic regulations
(C) To design proper drainage system
(D) All the above

5. The difference in gradients after full super-elevation and the initial alignment of a road, is known as

6. The camber for hill roads in case of bituminous surfacing is adopted as
(A) 2 %
(B) 2.5 %
(C) 3 %
(D) 4 %

7. If C is basic capacity per lane, V is velocity in km/hour, S is stopping distance plus length of the vehicles in meters, the formula C = 1000V/S is applicable to
(C) Two lane roads in one direction
(D) None of these

8. To prevent movement of moisture from sub-grade 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
(A) 15 cm
(B) 20 cm
(C) 30 cm
(D) None of these

9. The direct interchange ramp involves
(A) Diverging to the right side and merging from left
(B) Diverging to the left side and merging from right
(C) Diverging to the right side and merging from right
(D) Diverging to the left side and merging from left

10. Design of flexible pavements is based on
(A) Mathematical analysis
(B) Empirical formula
(C) A compromise of pure theory and pure empirical formula
(D) None of these

11. 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
(A) 0.500 m
(B) 0.589 m
(C) 1.089 m
(D) 0.089 m

12. Which of the following represents hardest grade of bitumen?
(A) 30/40
(B) 60/70
(C) 80/100
(D) 100/120

13. The weight of vehicles affects
(A) Pavement thickness
(D) All the above

14. Pick up the correct statement from the following:
(A) The height of head light above road surface, is taken as 0.75 m
(B) The beam of head light is up to one degree upwards from the grade of road
(C) While designing the valley curve, the height of the object is assumed nil
(D) All the above

15. The number of repetitions, which the pavement thickness designed for a given wheel load should be able to support during the life pavement is
(A) 1000
(B) 10,000
(C) 1,00,000
(D) 10,00,000