Traffic Consideration in Pavement Design – MCQ

Traffic Consideration in Pavement Design – MCQ

15th May 2020 0 By Malay Sautya

Traffic Consideration in Pavement Design – MCQ

1. Contact pressure will be equal to tyre pressure when tyre pressure is

a) 10 Kg/cm2
b) 9 Kg/cm2
c) 8 Kg/cm2
d) 7 Kg/cm2

2. The lane distribution factor for dual three-lane carriageway is

a) 40% or 0.40
b) 45% or 0.45
c) 50% or 0.50
d) 60% or 0.60 ✅

(Note: For dual two-lane and four-lane carriageway, the lane distribution factor is 0.75 and 0.45 respectively.)

3. The lane distribution factor for Double lane is

a) 45% or 0.45
b) 75% or 0.75 ✅
c) 50% or 0.50
d) 60% or 0.60

4. The lane distribution factor for Single and Intermediate lane is

a) 0.45
b) 0.50
c) 0.60
d) 1.0 ✅

5. Standard axle loads for different axle configurations of road vehicles

a) are same as those of legal axle limits ✅
b) are less than those of legal axle limits
c) are more than those of legal axle limits
d) do not have any relation with those of legal axle limits

6. For traffic greater than 30 msa, bitumen grade recommended for BC plains in India is

a) VG20
b) VG30
c) VG40 ✅
d) VG60

7. Standard wheel load is

a) 10 KN
b) 40 KN ✅
c) 70 KN
d) 80 KN

(Note: For two wheel, load will be (40+40) = 80 KN )

8. Standard axle load is

a) 10 KN
b) 40 KN
c) 60 KN
d) 80 KN ✅

(Note: A single axle carrying two wheels load)

9. Factor that least affect the pavement is

a) Wheel load
b) Speed of vehicles ✅
c) Load repetition
d) Axle configuration

10. What is the climatic factors that have effects on the road pavement.

a) Variation in moisture condition
b) Frost action
c) Variation in temperature
d) All of these ✅
e) None of these

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