Q. What is the function of a roundabout in traffic management?
A.
To increase traffic speed
B.
To eliminate traffic signals
C.
To improve traffic flow and safety
D.
To reduce the number of lanes
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Solution
Roundabouts are designed to improve traffic flow and safety by allowing continuous movement of vehicles without the need for traffic signals.
Correct Answer:
C
— To improve traffic flow and safety
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Q. What is the primary benefit of using traffic calming measures?
A.
To increase vehicle speed
B.
To reduce noise pollution
C.
To enhance pedestrian safety
D.
To improve air quality
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Solution
Traffic calming measures are primarily implemented to enhance pedestrian safety by reducing vehicle speeds in residential areas.
Correct Answer:
C
— To enhance pedestrian safety
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Q. What is the purpose of geometric design in highway engineering?
A.
To enhance aesthetic appeal
B.
To improve vehicle speed
C.
To ensure safety and efficiency
D.
To reduce construction costs
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Solution
Geometric design in highway engineering aims to ensure safety and efficiency by optimizing the layout and dimensions of roadways.
Correct Answer:
C
— To ensure safety and efficiency
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Q. Which design element is crucial for ensuring adequate sight distance on highways?
A.
Lane width
B.
Vertical alignment
C.
Shoulder width
D.
Road markings
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Solution
Vertical alignment is crucial for ensuring adequate sight distance on highways, allowing drivers to see ahead and react to obstacles.
Correct Answer:
B
— Vertical alignment
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Q. Which factor is NOT typically considered in traffic volume studies?
A.
Time of day
B.
Weather conditions
C.
Driver behavior
D.
Road surface type
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Solution
While time of day, weather conditions, and driver behavior are important factors, road surface type is not typically a direct consideration in traffic volume studies.
Correct Answer:
D
— Road surface type
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Q. Which type of pavement is most commonly used for highways?
A.
Asphalt concrete
B.
Rigid pavement
C.
Flexible pavement
D.
Composite pavement
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Solution
Asphalt concrete is the most commonly used pavement type for highways due to its cost-effectiveness and ease of maintenance.
Correct Answer:
A
— Asphalt concrete
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