Highway Engineering objective questions and answers - ObjectiveBooks

# Practice Test: Question Set - 24

1. For the administration of road transport, a Motor Vehicle Act was enacted in
(A) 1927
(B) 1934
(C) 1939
(D) 1947

2. For maximum strength and durability minimum percentage of cement, by weight is
(A) 15 %
(B) 20 %
(C) 25 %
(D) 30 %

3. Stability of hill slopes depends upon
(A) Nature of the slope
(B) Angle of the slope
(C) Geological conditions
(D) All the above

4. The correct formula for calculating super-elevation for the hill roads, is
(A) e = V2/254 R
(B) e = V2/225 R
(C) e = V2/278 R
(D) e = V2/114 R

5. Curves in the same direction separated by short tangents, are called
(A) Simple circular curves
(B) Compound curves
(C) Transition curves
(D) Broken-back curves

6. The minimum width of the pavement of a National Highway should be
(A) 4.7 m
(B) 5.7 m
(C) 6.7 m
(D) 7.7 m

7. On most smooth hard surfaced roads, rolling resistance to moving vehicles, ranges from
(A) 5 kg to 7 kg/tonne
(B) 7 kg to 9 kg/tonne
(C) 9 kg to 11 kg/tonne
(D) 11 kg to 13 kg/tonne

8. Minimum radius of a simple circular curve deflecting through 5°, is
(A) 1618.9 m
(B) 1816.9 m
(C) 1718.9 m
(D) 1817.9 m

9. Depth of reinforcement below the surface of a concrete pavement, is generally kept
(A) 5 cm
(B) 6 cm
(C) 7 m
(D) 9 m

10. Degree of a road curve is defined as the angle in degrees subtended at the centre by an arc of
(A) 10 meters
(B) 20 meters
(C) 25 meters
(D) 30 meters

11. Thickness of broken line markings on multi-lane road for lanes is generally kept
(A) 10 cm
(B) 12 cm
(C) 15 cm
(D) 18 cm

12. If V is the velocity in kmph, t the brake reaction time in seconds and Î· the efficiency of the brakes, the stopping distance S of the vehicle, is
(A) 0.28V2t + V/0.01 Î·
(B) 0.28Vt + V2/0.1 Î·
(C) 0.28Vt + 0.01 V2Î·
(D) 0.28Vt + 0.01 V2/Î·

13. If present A.D.T. is 5000 vehicles and annual increase is 10%, the average future flow after 5 years will be
(A) 6050 vehicles
(B) 7050 vehicles
(C) 8050 vehicles
(D) 9050 vehicles

14. Pick up the correct statement from the following:
(A) Detailed survey is carried out for a strip of land about 30 m at sharp curves
(B) Levels are taken along the trace cut at an interval of 20 m
(C) Contour interval is generally adopted at 2 meters vertical interval
(D) All the above

15. The maximum radial distance of a Lemniscate curve, having maximum polar angle a, is
(A) 3 R sin Î±
(B) 3 R sin2Î±
(C) 3 R sin 2Î±
(D) 3 R sin Î±/2