Highway Engineering Part 2

Page 1 of 4

1.

The surface of highway pavement should be designed to allow

low rolling resistance

high rolling resistance

very high rolling resistance

no rolling resistance

2.

For the design of superelevation for mixed traffic conditions, the speed is reduced by

20%

75%

25%

15%

3.

The surface of highway pavement should be designed to allow

no rolling resistance

very high rolling resistance

high rolling resistance

low rolling resistance

4.

Enoscope is used to find

average speed

time-mean speed

space-mean speed

spot speed

5.

Stopping sight distance is always

equal to overtaking sight distance

none of the these

more than overtaking sight distance

less than overtaking sight distance

6.

The maximum allowable super elevation is

1 in 15

1 in 12

1 in 18

1 in 30

7.

Reaction time of a driver

decreases with increase in speed

increases with increase in speed

none of these

is same for all speeds

8.

Which of the following shapes is preferred in a valley curve?

cubic parabola

lemniscate

simple parabola

spiral

9.

In India for design of roads pedestrian is considered as

intruder in traffic

controller of traffic

element of traffic

essential part of traffic

10.

As per IRC the carriage way width for two lane traffic should be

15 m

12.5 m

7.5 m

10 m

Page 2 of 4

11.

The transition curve used in the horizontal alignment of highways as per IRC recommendations is

cubic parabola

spiral

any of these

lemniscate

12.

The alignment of road should cross the series of hills through

none of these

ridge

valley

saddle

13.

The desirable length of overtaking zone as per IRC recommendation is equal to

overtaking sight distance

three times the overtaking sight distance

two times the overtaking sight distance

five times the overtaking sight distance

14.

The sequence of four stages of survey in a highway alignment is

map study, preliminary survey, reconnaissance and detailed survey

preliminary survey, map study, reconnaissance and detailed survey

map study, reconnaissance, preliminary survey and detailed survey

reconnaissance, map study, preliminary survey and detailed survey

15.

Coefficient of friction is less when the pavement surface is

smooth and dry

rough

dry

smooth and wet

16.

The surface of the pavement should be

sufficient enough to resist skid

very rough

smooth

rough

17.

Which of the following requirement is given most importance in highway design?

structural

maintenance

functional

seasonal

18.

For places where there is a passage of flood water then the highway has to be built on

subway

underpass

embankment

overpass

19.

In a proposed alignment the type of soil which will not be preferred is

soft rock

all of these

ordinary soil

hard rock

20.

On a horizontal curve if the pavement is kept horizontal across the alignment, then the pressure on the outer wheels will be

zero

more than the pressure on inner wheels

equal to the pressure on inner wheels

less than the pressure on inner wheels

Page 3 of 4

21.

The steepest gradient in ordinary condition should not exceed

exceptional gradient

ruling gradient

floating gradient

maximum gradient

22.

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

1 in 20

1 in 12

1 in 15

1 in 30

23.

As per IRC, the maximum width of a vehicle should be

2.44m

3.8m

2m

1.58m

24.

The shape of the chamber, best suited for cement concrete pavements is

combination of straight and parabolic

parabolic

elliptical

straight line

25.

The design life of flexible pavement is

12

10

8

15

26.

The maximum design gradient for vertical profile of a road is

ruling gradient

limiting gradient

minimum gradient

exceptional gradient

27.

Nagpur road plan formulae were prepared by assuming

radial or star and circular road pattern

radial or star and grid road pattern

radial or star and block road pattern

rectangular or block road pattern

28.

Camber in the road is provided for

all of these

counteracting the centrifugal force

having proper sight distance

effective drainage

29.

The equilibrium super elevation required to counteract the centrifugal force fully is given by

V²/ 75R

(0.75V)²/ 127R

V² / 127R

V²/ 27.5R

30.

Which of the following roads are congested during peak hours?

rural roads

urban roads

highways

express ways

Page 4 of 4

31.

For highway geometric design purposes the speed used is

98th percentile

50th percentile

85th percentile

15th percentile

32.

If ruling gradient is 1 in 20 and there is also a horizontal curve of radius 76 m, then the compensated grade should be

4%

6%

3%

5%

33.

The highest point on a carriageway is known as

crown

camber

gradient

superelevation

34.

Camber in the road is provided for

having proper sight distance

effective drainage

counteracting the centrifugal force

none of these

35.

The branch of engineering that deals with improvement of traffic performance, traffic studies and traffic network is called

Traffic management

Traffic engineering

Highway engineering

Railway engineering

36.

For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is

1 in 60

1 in 30

1 in 48

1in 36

37.

The camber of road should be approximately equal to

two times the longitudinal gradient

longitudinal gradient

half the longitudinal gradient

three times the longitudinal gradient

38.

The materials not included in highway construction are

Dust

Stone

Soil

Petrol

39.

The layer which is constructed above embankment is called

sub grade

fill

base

sub base

40.

The slope of the line joining the crown and edge of the road surface is known as

cross slope

any of these

cross fall

camber

Highway Engineering Part 2

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