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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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2007
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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1384
Q:

The indicators that may be marked for visible outline of the road is called __________

A) Roadway indicator B) Roadway delineator
C) Roadway line D) Roadway markings
 
Answer & Explanation Answer: B) Roadway delineator

Explanation: The indicators that are marked for the visible outline are called as roadway indicators, they are of 3 types they are roadway indicator, hazard makers and object markers.

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1328
Q:

To reduce the conflict points which method is preferable?

A) Restricting the entry in one side B) Widening of the roads
C) Use of traffic signals D) Diverting the traffic
 
Answer & Explanation Answer: C) Use of traffic signals

Explanation: In this case, use of traffic signals is advisable as it will be useful to control the traffic up to a certain extent; if it becomes heavy, then diverting may be another option which is not convenient.

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1294
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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1205
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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1181
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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1066
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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986