Highway Engineering Questions and Answers – Requirements and importance of Highway Drainage

This set of Highway Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Requirements and importance of Highway Drainage”.

1. The highway drainage requirement don’t include ______________
a) Effective drainage
b) Water entering the roadway
c) Sufficient longitudinal slope
d) Erosion free
View Answer

Answer: b
Explanation: The water should not enter the roadway as it will cause severe damage to the pavements.

2. The preferable height of the water table should be __________
a) 0.75 m
b) 1.0 m
c) 1.2 m
d) 0.5 m
View Answer

Answer: c
Explanation: The preferred height for the ground water should be 1.2 m below the sub grade. If it is less than 1.2 m it may raise upward.

3. The precautions should be mostly taken for drainage in __________
a) Dry areas
b) Semi dry areas
c) Water logged areas
d) Desert areas
View Answer

Answer: c
Explanation: Special precautions need to be taken especially in the areas where there is water logging.
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4. The increase in moisture causes the strength to __________
a) Increase
b) Decrease
c) Remains same
d) Can’t determine
View Answer

Answer: b
Explanation: An increase in the moisture content will reduce the strength of the soil, so it should be very carefully calculated.

5. The excess water on shoulder in a dry region with a good drainage system causes __________
a) Water stagnation
b) Floods
c) Damage to pavement
d) Increase of initial cost
View Answer

Answer: c
Explanation: The damage of pavement is caused due to the excessive amount of water on the pavement shoulders.
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6. The sustained contact with water cause failure due to __________
a) Swelling
b) Stripping
c) Ravelling
d) Sloping
View Answer

Answer: b
Explanation: The sustained contact with water in flexible pavement causes stripping of bitumen from aggregate.

7. The damage in cold region is caused due to __________
a) Heat
b) Rain
c) Frost action
d) All of the mentioned
View Answer

Answer: c
Explanation: In cold regions when freezing temperatures are prevalent then there is considerable damage due to frost action.
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8. The path of wheels cause damage in the form of __________
a) Undulations
b) Shear
c) Deflection
d) Ruts and corrugation
View Answer

Answer: d
Explanation: The ruts and corrugation are formed due to the heavy vehicles, and they give impressions on the pavement.

9. The swelling and shrinkage is mostly seen in __________
a) Sand
b) Gravel
c) Black cotton soil
d) Kankar
View Answer

Answer: c
Explanation: The black cotton soil is a soil in which mostly alternative shrinkage and drying occurs, in construction of pavement the black cotton soil is not preferred.
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10. In India for storm sewage and domestic sewage we use?
a) Individual sewers
b) Combined sewers
c) Iron pipes
d) Closed sewers
View Answer

Answer: b
Explanation: In India we mostly use combined sewers and they are mostly open and made with concrete.

Sanfoundry Global Education & Learning Series – Highway Engineering.

To practice all areas of Highway Engineering, here is complete set of 1000+ Multiple Choice Questions and Answers.

If you find a mistake in question / option / answer, kindly take a screenshot and email to [email protected]

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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