If aggregate impact value is 20 to 30 percent, then it is classified as_______________?

Related Mcqs:

1. The group index for a soil, whose liquid limit is 40 percent, plasticity index is 10 percent and percentage passing 75 micron IS sieve is 35, is______________?

   A. 0
   B. 3
   C. 5
   D. 7

2. The maximum limit of water absorption for aggregate suitable for road construction is____________?

   A. 0.4 %
   B. 0.6%
   C. 0.8 %
   D. 1.0 %

3. The drain which is provided parallel to roadway to intercept and divert the water from hill slopes is known as_______________?

   A. sloping drain
   B. catchwater drain
   C. side drain
   D. cross drain

4. The minimum design speed for hairpin bends in hill roads is taken as_______________?

   A. 20 kmph
   B. 30 kmph
   C. 40 kmph
   D. 50 kmph

5. For a constant value of coefficient of lateral friction, the value of required super-elevation increases with_______________?

   A. increase in both speed and radius of curve
   B. decrease in both speed and radius of curve
   C. increase in speed and with decrease in radius of curve
   D. decrease in speed and with increase in radius of curve

6. For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is_______________?

   A. 1 in 30
   B. 1 in 36
   C. 1 in 48
   D. 1 in 60

7. To calculate the minimum value of ruling radius of horizontal curves in plains, the design speed is given by_________________?

   A. 8 kmph
   B. 12kmph
   C. 16kmph
   D. 20 kmph

8. The value of ruling gradient in plains as per IRC recommendation is______________?

   A. 1 in 12
   B. 1 m 15
   C. 1 in 20
   D. 1 in 30

9. The maximum allowable Los Angeles abrasion value for high quality surface course is_______________?

   A. 10%
   B. 20 %
   C. 30%
   D. 45 %

10. If the group index value of subgrade is between 5 and 9, then the subgrade is treated as_____________?

    A. good
    B. fair
    C. poor
    D. very poor