HIGHWAY ENGINEERING QUIZ

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

Compressibility, permeability and dry strength decrease

Compressibility and permeability decrease and dry strength increases

Compressibility and permeability increase and dry strength decreases

Compressibility, permeability and dry strength increase

TRUE ANSWER : ?
YOUR ANSWER : ?

The rail is designated by its

length

cross-section

weight

weight per unit length

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

zero

80m

64m

TRUE ANSWER : ?
YOUR ANSWER : ?

The stopping sight distance depends upon

efficiency of brakes

All of these

speed of vehicle

total reaction time of driver

TRUE ANSWER : ?
YOUR ANSWER : ?

One degree of curve is equivalent to (where R is the radius of curve in meters.)

1700/R

1850/R

1750/R

1600/R

TRUE ANSWER : ?
YOUR ANSWER : ?

Creep is the

Vertical movement of rail

Longitudinal movement of rail

Difference in level of two rails

Lateral movement of rail

TRUE ANSWER : ?
YOUR ANSWER : ?

“Dead Slow” is a

warning sign

None of these

regulatory sign

informatory sign

TRUE ANSWER : ?
YOUR ANSWER : ?

RC-2, MC-2 and SC-2 correspond to

viscosity in decreasing order from RC-2 to SC-2

None of these

viscosity in increasing order from RC-2 to SC-2

same viscosity

TRUE ANSWER : ?
YOUR ANSWER : ?

The percentage compensation in gradient for ruling gradient of 4% and horizontal curve of radius 760 m is

0.1 %

1 %

no compensation

10%

TRUE ANSWER : ?
YOUR ANSWER : ?

If the design speed is V kmph and deviation angle is N radians, then the total length of a valley curve in meters is given by the expression

0.38 N V3/2

3.8 (NV3)”2

0.38 (NV3)”2

3.8 NV”2

TRUE ANSWER : ?
YOUR ANSWER : ?

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