Discussion
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- Question
Minimum permissible speed on high speed roads, is decided on the basis of
Options- A. 15 percentile cumulative frequency
- B. 20 percentile cumulative frequency
- C. 30 percentile cumulative frequency
- D. 40 percentile cumulative frequency.
- Correct Answer
- 15 percentile cumulative frequency
- 1. While calculating the sight distances, the driver's eye above road surface, is assumed
Options- A. 90 cm
- B. 100 cm
- C. 110 cm
- D. 120 cm
- E. 150 cm Discuss
- 2. Passing zones are generally not provided on
Options- A. summit curves
- B. horizontal curves
- C. two lane highways
- D. all the above. Discuss
- 3. The ideal shape of a transition curve, is
Options- A. clothoid
- B. cubic spiral
- C. cubic parabola
- D. lamniscate
- E. none of these. Discuss
- 4. Minimum thickness of a layer of fine sand required to cut off capillary rise of water completely, should be
Options- A. 40 cm
- B. 52 cm
- C. 64 cm
- D. 76 cm
- E. 80 cm Discuss
- 5. While designing hair pin bends on higways, the minimum
Options- A. designed speed is 20 km/hour
- B. gradient is 1 in 40
- C. gradient is 1 in 200
- D. superelevations is 1 in 10
- E. All the above. Discuss
- 6. If D is the degree of a curve, the percentage reduction of gradient, is
Options- A. 0.01 D
- B. 0.02 D
- C. 0.03 D
- D. 0.04 D
- E. 0.005 D Discuss
- 7. To indicate proper control of consistency of a freshly mixed concrete for pavement construction, the slump should be between
Options- A. 3 to 5 cm
- B. 4 to 6 cm
- C. 5 to 7 cm
- D. 7 to 10 cm
- E. 10 to 12 cm Discuss
- 8. If x% is the gradient of an alignment and y% is the gradient after proper superelevation along a curved portion of a highway, the differential grade along the curve, is
Options- A. (x + y)%
- B. (x - y)%
- C. (y - x)%
- D. (x x y)%
- E. (y + x)% Discuss
- 9. On concrete roads, the camber generally provided, is
Options- A. 1 in 20 to 1 in 24
- B. 1 in 30 to 1 in 48
- C. 1 in 36 to 1 in 48
- D. 1 in 48 to 1 in 60
- E. 1 in 60 to 1 in 72 Discuss
- 10. In an ideal transition curve, the radius of curvature
Options- A. is constant
- B. at any point is directly proportional to its distance from the point of commencement
- C. is inversely proportional to the radius of main curve
- D. is directly proportional to the radius of main curve Discuss
Highway Engineering problems
Search Results
Correct Answer: 120 cm
Correct Answer: all the above.
Correct Answer: clothoid
Correct Answer: 76 cm
Correct Answer: All the above.
Correct Answer: 0.04 D
Correct Answer: 7 to 10 cm
Correct Answer: (y - x)%
Correct Answer: 1 in 60 to 1 in 72
Correct Answer: is inversely proportional to the radius of main curve
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