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Highway Engineering Mcqs

Q:

The highest CBR number is required for __________

A) Pavement B) Sub grade
C) Sub base D) Base
 
Answer & Explanation Answer: B) Sub grade

Explanation: CBR number decreases with an increase in height, the soil requires the highest CBR and the pavement requires the lowest CBR.

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1506
Q:

Road lighting is a __________

A) Advantage for users B) Disadvantage for users
C) Economically profitable D) Obstruction for users
 
Answer & Explanation Answer: A) Advantage for users

Explanation: Road lighting is an added advantage for users, even headlight of vehicles may be sufficient but it would be better if it is provided.

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1177
Q:

Which of the following is not an intersection at grade?

A) Un-channelized B) Channelized
C) Rotary D) Different level intersections
 
Answer & Explanation Answer: D) Different level intersections

Explanation: The intersection at grade include un channelized, channelized and rotary intersections, the different level intersections are used for over pass and under pass.

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1063
Q:

The crushing value of the aggregate determines its __________

A) Hardness B) Strength
C) Toughness D) Durability
 
Answer & Explanation Answer: B) Strength

Explanation: The resistance to crushing is referred as strength, whereas the resistance to abrasion is called hardness.

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944
Q:

The bitumen is completely soluble in __________

A) Carbon monoxide B) Carbon dioxide
C) Carbon sulfide D) Carbon disulfide
 
Answer & Explanation Answer: C) Carbon sulfide

Explanation: Bitumen is completely soluble in carbon disulfide and carbon terachloride, these are the chemical substances in which bitumen dissolves completely.

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847
Q:

The approach velocity as per IRC for pedestrian crossing facilities is __________

A) 60kmph B) 65kmph
C) 70kmph D) 75kmph
 
Answer & Explanation Answer: B) 65kmph

Explanation: The approach velocity as per IRC is considered as 65kmph, for the safety of pedestrians but it may depend varying on the conditions.

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735
Q:

Which of the following is equal to super elevation?

A) Sin? B) Cos?
C) Tan? D) Sec?
 
Answer & Explanation Answer: C) Tan?

Explanation: The transverse inclination to the pavement surface is called as super elevation or cant banking which is equal to tan?.

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605
Q:

The various regulations imposed through the traffic control devices do not include __________

A) Clear visibility B) Easy recognition
C) Sufficient time for driver D) Traffic population
 
Answer & Explanation Answer: D) Traffic population

Explanation: The various regulations imposed through the traffic control devices do not include as they are not related to control of traffic.

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