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- Question
In cement concrete pavements, tensile stress is due to :
Options- A. bending or deflection under wheel loads
- B. difference in temperature of the top and bottom of pavement
- C. contraction of slab during falling temperature
- D. all the above.
- Correct Answer
- all the above.
- 1. The ability of a driver to stop the vehicle moving with the designed speed, depends upon:
Options- A. perception time
- B. brake reaction time
- C. efficiency of the brakes
- D. frictional resistance between road surface and vehicle
- E. all the above. Discuss
- 2. Retaining walls are generally constructed with dry rubble stones with 60 cm top width and
Options- A. 1 : 2 front batter
- B. 1 : 3 front batter
- C. 1 : 4 front batter
- D. 1 : 5 front batter Discuss
- 3. If a Lemniscate curve of transition throughout is introduced to connect two parallel roads, the maximum polar angle of the curve, is
Options- A. 10°
- B. 15°
- C. 20°
- D. 30°
- E. 45° Discuss
- 4. Extra widening required at a horizontal curve on a single lane hill road of radius 80 m for a design speed of 50 km ph and for a vehicle with wheel base 6.0 m is
Options- A. 0.225 m
- B. 0.589 m
- C. 1.250 m
- D. none of these Discuss
- 5. The width of the right of way in urban area, is kept between 24 m to 60 m for
Options- A. National Highways
- B. State Highways
- C. Both (a) and (b)
- D. None of these. Discuss
- 6. During last phase of the reconnaissance, details of the grade line is recorded on 2 metre poles to indicate
Options- A. direction of the proposed alignment
- B. distance between the previous and forward pegs
- C. relative elevations of pegs
- D. all the above. Discuss
- 7. The radius of curvature provided along a transition curve, is
Options- A. minimum at the beginning
- B. same throughout its length
- C. equal to the radius of circular curve
- D. varying from infinity to the radius of circular curve. Discuss
- 8. The convexity provided to the carriageway between the crown and edge of the pavement, is known as
Options- A. super-elevation
- B. camber
- C. height of the pavement
- D. None of these. Discuss
- 9. The standard equation of a cubical spiral transition curve provided on roads, is
Options- A.
- B.
- C.
- D.
- E. none of these. Discuss
- 10. On earth roads, the camber should preferably be
Options- A. 1 in 20 to 1 in 24
- B. 1 in 30 to 1 in 48
- C. 1 in 15 to 1 in 20
- D. 1 in 10 to 1 in 15
- E. 1 in 10 to 1 in 12 Discuss
Highway Engineering problems
Search Results
Correct Answer: all the above.
Correct Answer: 1 : 3 front batter
Correct Answer: 30°
Correct Answer: 0.589 m
Correct Answer: Both (a) and (b)
Correct Answer: all the above.
Correct Answer: varying from infinity to the radius of circular curve.
Correct Answer: camber
Correct Answer:
Correct Answer: 1 in 20 to 1 in 24
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