Pavement Design Mock Test 5

10%

Question 1 of 10

1. The vertical ______ on top of the subgrade controls the subgrade rutting.

Tensile strain

Compressive strain

Tensile stress

Compressive stress

Question 1 of 10

Question 2 of 10

2. The characteristics of concrete used in the pavement design should be according to which code?

IRC SP 58

IRC SP 37

IRC 58

IRC 37

Question 2 of 10

Question 3 of 10

3. What would be the vertical stress on top of the pavement if the radius of the circular load is 15 cm and the uniform contact pressure exerted is 6 kg/cm²?

2.67 kg/cm²

6 kg/cm²

0 kg/cm²

1 kg/cm²

Question 3 of 10

Question 4 of 10

4. What grade of bitumen must be used for the construction in a hot climatic condition?

80/100

30/40

50/60

60/70

Question 4 of 10

Question 5 of 10

5. Fatigue cracking leads to the development of radial stresses in the pavement.

False

True

Question 5 of 10

Question 6 of 10

6. What is the wheel configuration of the trailer portion of a tractor-trailer unit?

Single axle

Triple axle

Dual axle

Tandem axle

Question 6 of 10

Question 7 of 10

7. What would be the thickness for the pavement if the CBR value of the soil is found out to be 20% and the traffic is estimated to be 4300 commercial vehicles per day?

20 cm

30 cm

25 cm

22 cm

Question 7 of 10

Question 8 of 10

8. What are the two failure criteria used for the mechanistic-empirical method?

Rutting and shrinkage cracking

Fatigue cracking and rutting

Cracking and fatigue

Shrinkage cracking and fatigue cracking

Question 8 of 10

Question 9 of 10

9. NPV method is used to estimate the costs in the life cycle cost analysis.

False

True

Question 9 of 10

Question 10 of 10

10. Find the thickness of the pavement using R-value method for the following details.
EWL = 36,345,233
R = 42
C = 88

22.98 cm

22.89 cm

28.92 cm

29.82 cm

Question 10 of 10