HIGHWAY ENGINEERING QUIZ

Number of cotters used in CST-9 sleepers is

2

3

5

4

TRUE ANSWER : ?
YOUR ANSWER : ?

Select the correct statement.

More the value of group index, less thickness of pavement will be required

More the value of CBR, greater thickness of pavement will be required

Minimum and maximum values of group index can be 0 and 20 respectively

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The maximum spacing of contraction joints in rigid pavements is

4.5 m

2.5 m

5.5m

3.5 m

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following represents a carpet of sand-bitumen mix without coarse aggregates ?

mastic asphalt

bituminous carpet

sheet asphalt

bituminous concrete

TRUE ANSWER : ?
YOUR ANSWER : ?

The value of ruling gradient in plains as per IRC recommendation is

1 m 15

1 in 30

1 in 12

1 in 20

TRUE ANSWER : ?
YOUR ANSWER : ?

If an ascending gradient of 1 in 50 meets a descending gradient of 1 in 50, the length of summit curve for a stopping sight distance of 80 m will be

60m

80m

zero

64m

TRUE ANSWER : ?
YOUR ANSWER : ?

On a right angled road intersection with two way traffic, the total number of conflict points is

6

18

24

11

TRUE ANSWER : ?
YOUR ANSWER : ?

For design, that length of transition curve should be taken which is

based on rate of change of super elevation

smaller of (A) and (B)

based on allowable rate of change of centrifugal acceleration

higher of (A) and (B)

TRUE ANSWER : ?
YOUR ANSWER : ?

For a constant value of coefficient of lateral friction, the value of required super-elevation increases with

increase in speed and with decrease in radius of curve

decrease in speed and with increase in radius of curve

increase in both speed and radius of curve

decrease in both speed and radius of curve

TRUE ANSWER : ?
YOUR ANSWER : ?

For rapid curing cutbacks, the oil used is

light diesel

gasoline

kerosene oil

heavy diesel

TRUE ANSWER : ?
YOUR ANSWER : ?