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### Civil Engineering :: Highway Engineering

1. A district road with a bituminous pavement has a horizontal curve of 1000 m for a design speed of 75 km ph. The super-elevation is

2.  A. 1 in 40 B. 1 in 50 C. 1 in 60 D. 1 in 70 E. none of these.

3. The minimum value of camber provided for thin bituminous surface hill roads, is

4.  A. 2.2% B. 2.5% C. 3.0% D. 3.5%

5. Design of horizontal and vertical alignments, super-elevation, sight distance and grades, is worst affected by

6.  A. width of the vehicle B. length of the vehicle C. height of the vehicle D. speed of the vehicle

7. Thickness of a pavement may be reduced considerably by

8.  A. compaction of soil B. stabilisation of soil C. drainage of soil D. combination of all the above.

9. The total length of a valley formed by two gradients - 3% and + 2% curve between the two tangent points to provide a rate of change of centrifugal acceleration 0.6 m/sec2, for a design speed 100 km ph, is

10.  A. 16.0 m B. 42.3 m C. 84.6 m D. none of these.

11. Traffic engineering only includes

12.  A. planning of regulatory measures B. design and application of control devices C. analysis of traffic characteristics D. traffic opeation E. all the above.

13. For the movement of vehicles at an intersection of two roads, without any interference, the type of grade separator generally preferred to, is

14.  A. delta B. trumpet C. diamond interchange D. clover leaf.

15. If the ruling gradient on any highway is 3%, the gradient provided on the curve of 300 metre radius, is

16.  A. 2.00% B. 2.25% C. 2.50% D. 2.75% E. 3.00%

17. As per recommendations of I.R.C., traffic volume study is carried out for rural roads for 7 days continuously during

18.  A. harvesing B. lean season C. harvesting and lean season D. none of these.

19. The minimum ratio of the radii of two circular curves of a compound curve, is kept

20.  A. 1.25 B. 1.5 C. 1.75 D. 2.0