Q. What is the purpose of using geotextiles in pavement design?
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A.
To improve aesthetic value
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B.
To enhance drainage
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C.
To increase weight
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D.
To reduce costs
Solution
Geotextiles are used in pavement design primarily to enhance drainage and prevent soil erosion.
Correct Answer:
B
— To enhance drainage
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Q. Which factor is most critical in the selection of pavement materials?
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A.
Color of the material
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B.
Cost of the material
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C.
Traffic load and volume
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D.
Availability of the material
Solution
The traffic load and volume are critical factors in selecting pavement materials to ensure they can withstand the expected stresses.
Correct Answer:
C
— Traffic load and volume
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Q. Which of the following is a common test for determining the strength of pavement materials?
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A.
Marshall Stability Test
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B.
Cohesion Test
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C.
Ductility Test
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D.
Permeability Test
Solution
The Marshall Stability Test is widely used to evaluate the strength and stability of asphalt mixtures.
Correct Answer:
A
— Marshall Stability Test
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Q. Which type of pavement is most suitable for high-traffic areas?
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A.
Flexible pavement
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B.
Rigid pavement
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C.
Composite pavement
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D.
Gravel pavement
Solution
Rigid pavements, made of concrete, are more suitable for high-traffic areas due to their durability and load-bearing capacity.
Correct Answer:
B
— Rigid pavement
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