# Traffic Consideration in Pavement Design – MCQ

15th May 2020## Traffic Consideration in Pavement Design – MCQ

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

a) 10 Kg/cm^{2}

b) 9 Kg/cm^{2}

c) 8 Kg/cm^{2}

d) 7 Kg/cm^{2} ✅

**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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