Civil Engineering - Highway Engineering

16. 

According to Indian Road Congress, the width of carriageway, is

A. 3.75 m for single lane
B. 7.0 m for two lanes without raised kerbs
C. 7.5 m for two lanes with raised kerbs
D. 10.5 m for three lanes pavements
E. All the above

Answer: Option E

Explanation:

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17. 

The minimum cross fall of shoulders is kept

A. 0.5%
B. 1.0%
C. 1.5%
D. 2.5%
E. 3%

Answer: Option E

Explanation:

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18. 

While calculating the overtaking sight distance, the height of the object above road surface, is assumed

A. Zero
B. 50 cm
C. 75 cm
D. 100 cm
E. 120 cm

Answer: Option E

Explanation:

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19. 

Set-back distance is the distance between

A. road land boundary and building line
B. road land boundary and control line
C. building line and control line
D. road land boundary and control line.

Answer: Option A

Explanation:

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20. 

Horizontal curves on highways are provided

A. to break the monotony of driving
B. to discourage the tendency to increase speed
C. to decrease the mental strain on drivers
D. all the above.

Answer: Option D

Explanation:

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