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- Question
Minimum number of 50 kg cement bags per cubic metre of concrete for a mix corresponding to crushing strength 280 kg/cm2 at 28 days, are
Options- A. 5.0
- B. 6.5
- C. 7.0
- D. 7.5
- E. 8.0
- Correct Answer
- 6.5
- 1. If V is the velocity in km.p.h., t the brake reaction time in seconds and ? the efficiency of the brakes, the stopping distance S of the vehicle, is
Options- A.
- B.
- C.
- D.
Discuss
- 2. In a braking test, a vehicle travelling at 36 km ph was stopped at a braking distance of 8.0 m. The average value of the vehicle's skid resistance (friction coefficient) is
Options- A. 0.64
- B. 6.25
- C. 0.16
- D. none of these Discuss
- 3. In case of cement concrete pavements, pick up the incorrect statement
Options- A. tractive resistance is low
- B. initial cost of construction is high
- C. initial cost of construction is low
- D. visibility during nights is high
- E. none of these. Discuss
- 4. If d is the economic designed depth of a slab, the thickness of the cement concrete pavement slab at interior, is kept
Options- A. 1.275 d
- B. 1.125 d
- C. 0.85 d
- D. 0.75 d
- E. 0.60 d Discuss
- 5. Pick up the correct statement from the following:
Options- A. Detailed survey is carried out for a strip of land about 15 m on either side of the trace cut along straight portions
- B. Detailed survey is carried out for a strip of land about 30 m at sharp curves
- C. Levels are taken along the trace cut at an interval of 20 m
- D. Contour interval is generally adopted at 2 metres vertical interval
- E. All the above. Discuss
- 6. Reference pillars fixed on the centre line of a proposed road, provide the following information:
Options- A. reduced distance (R.D.)
- B. horizontal distance of road from the centre line
- C. reduced level at the top of pillar
- D. formation level of the road
- E. all the above. Discuss
- 7. If the elevations along a road increase, the slope of the road along the longitudinal direction, is known as
Options- A. gradient
- B. grade
- C. positive grade
- D. negative grade. Discuss
- 8. Concrete pavement is provided if daily traffic per lane exceeds
Options- A. 500 tonnes
- B. 750 tonnes
- C. 1000 tonnes
- D. 1250 tonnes
- E. 1300 tonnes Discuss
- 9. If R is the radius of a main circular curve, ? is the angle of deflection and ? is the polar deflection angle of any point, its radial distance is
Options- A. 3 R sin ?/3 sin 2?
- B. 3 R sin ?/2 sin 3?
- C. 3 R sin ?/3 sin ?/2
- D. 3 R sin 2? sin ? Discuss
- 10. Non-passing sight distance along a road is the longest distance at which the driver of a moving vehicle, may see an obstacle on the pavement
Options- A. 10 cm high
- B. 25 cm high
- C. 50 cm high
- D. 100 cm high
- E. 150 cm high Discuss
Highway Engineering problems
Search Results
Correct Answer:
Correct Answer: 0.16
Correct Answer: initial cost of construction is low
Correct Answer: 0.85 d
Correct Answer: All the above.
Correct Answer: all the above.
Correct Answer: gradient
Correct Answer: 1000 tonnes
Correct Answer: 3 R sin ?/3 sin 2?
Correct Answer: 10 cm high
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