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- Question
The gradients of trace cuts for hilly roads, are kept
Options- A. equal to ruling gradient
- B. 10 tO 20 per cent easier than ruling gradients
- C. 10 to 20 per cent steeper than ruling gradients
- D. none of these.
- Correct Answer
- 10 tO 20 per cent easier than ruling gradients
- 1. To prevent a head-on-collision of vehicles travelling in opposite directions along four-lane roads
Options- A. markings on the road are provided
- B. physical dividers are provided
- C. area dividers are provided
- D. medians of wide area are provided
- E. none of these. Discuss
- 2. If the width of carriage way is 12.5 metres, outer edge 50 cm higher than the inner edge, the required super elevation is
Options- A. 50 cm
- B. 1 in 25
- C. 1 in 400
- D. 1 in 40
- E. 1 in 24 Discuss
- 3. The minimum road width is taken
Options- A. 9 m
- B. 12 m
- C. 16 m
- D. 20 m Discuss
- 4. Excessive camber on pavements may cause
Options- A. deterioration of central portion
- B. slip of the speedy vehicles towards the edges
- C. erosion of the berms
- D. all the above. Discuss
- 5. If the rate of change of the super-elevation along a curved portion of a 7 metre wide road is 1 in 150 and the maximum super-elevation allowed is 1 in 15, the maximum length of the transition curve to be provided at either end, is
Options- A. 65 m
- B. 70 m
- C. 75 m
- D. 80 m
- E. 90 m Discuss
- 6. The normal road land width for a National or State highway, in open areas should be
Options- A. 45 m
- B. 30 m
- C. 24 m
- D. 20 m Discuss
- 7. Interior thickness of concrete road slab for design wheel load 6300 kg and permissible flexural stress 21 kg/cm2, is
Options- A. 17.0 cm
- B. 25.5 cm
- C. 34.0 cm
- D. 42.5 cm
- E. 50.0 cm Discuss
- 8. If cross slope of a country is upto 10% the terain is classified as
Options- A. plain
- B. rolling
- C. mountainous
- D. steep. Discuss
- 9. If present A.D.T. is 5000 vehicles and annual increase is 10%, the average future flow after 5 years will be
Options- A. 6050 vehicles
- B. 7050 vehicles
- C. 8050 vehicles
- D. 9050 vehicles Discuss
- 10. Three points, A, B and C 500 m apart on a straight road have 500 m, 505 m and 510 m as their reduced levels. The road is said to have
Options- A. no gradient between A and C
- B. a positive gradient between A and C
- C. a negative gradient between A and C
- D. a negative gradient between A and B
- E. a positive gradient between A and B followed by a negative gradient between B to C. Discuss
Highway Engineering problems
Search Results
Correct Answer: medians of wide area are provided
Correct Answer: 1 in 25
Correct Answer: 9 m
Correct Answer: all the above.
Correct Answer: 70 m
Correct Answer: 45 m
Correct Answer: 25.5 cm
Correct Answer: plain
Correct Answer: 8050 vehicles
Correct Answer: a positive gradient between A and B followed by a negative gradient between B to C.
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