FRACTIONS AND DECIMALS QUIZ

If the group index value of subgrade is between 5 and 9, then the subgrade is treated as

good

very poor

poor

fair

TRUE ANSWER : ?
YOUR ANSWER : ?

For highway geometric design purposes the speed used is

85th percentile

15th percentile

98 “”percentile

50 “”percentile

TRUE ANSWER : ?
YOUR ANSWER : ?

The maximum allowable Los Angeles abrasion value for high quality surface course is

0.1

0.3

0.45

0.2

TRUE ANSWER : ?
YOUR ANSWER : ?

The ductility value of bitumen for suitability in road construction should not be less than

10 cm

30 cm

20 cm

50cm

TRUE ANSWER : ?
YOUR ANSWER : ?

Desire lines are plotted in

accident studies

speed studies

traffic volume studies

origin and destination studies

TRUE ANSWER : ?
YOUR ANSWER : ?

When semaphore and warner are installed on the same post, then the stop indication is given when

semaphore arm lowered but warner arm horizontal

None of these

both semaphore and warner arms lowered

both arms are horizontal

TRUE ANSWER : ?
YOUR ANSWER : ?

The drain which is provided parallel to roadway to intercept and divert the water from hill slopes is known as

Sloping drain

Catch-water drain

Cross drain

Side drain

TRUE ANSWER : ?
YOUR ANSWER : ?

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

1 in 20

1 in 12

1 in 30

1 m 15

TRUE ANSWER : ?
YOUR ANSWER : ?

Camber in the road is provided for

counteracting the centrifugal force

effective drainage

having proper sight distance

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

In soils having same values of plasticity index, if liquid limit is increased, then

Compressibility and permeability increase and dry strength decreases

Compressibility, permeability and dry strength decrease

Compressibility and permeability decrease and dry strength increases

Compressibility, permeability and dry strength increase

TRUE ANSWER : ?
YOUR ANSWER : ?