Highway Engineering Part 2

Page 1 of 4

1.

In India for design of roads pedestrian is considered as

essential part of traffic

intruder in traffic

element of traffic

controller of traffic

2.

Stopping sight distance is always

more than overtaking sight distance

none of the these

equal to overtaking sight distance

less than overtaking sight distance

3.

The layer which is constructed above embankment is called

base

fill

sub base

sub grade

4.

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

overtaking sight distance

three times the overtaking sight distance

five times the overtaking sight distance

two times the overtaking sight distance

5.

The highest point on a carriageway is known as

crown

superelevation

gradient

camber

6.

The alignment of road should cross the series of hills through

saddle

valley

none of these

ridge

7.

Camber in the road is provided for

all of these

effective drainage

counteracting the centrifugal force

having proper sight distance

8.

The maximum design gradient for vertical profile of a road is

limiting gradient

ruling gradient

exceptional gradient

minimum gradient

9.

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

more than the pressure on inner wheels

equal to the pressure on inner wheels

less than the pressure on inner wheels

zero

10.

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

cubic parabola

spiral

simple parabola

lemniscate

Page 2 of 4

11.

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

hard rock

ordinary soil

all of these

soft rock

12.

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

6%

4%

3%

5%

13.

Enoscope is used to find

time-mean speed

average speed

space-mean speed

spot speed

14.

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

reconnaissance, map study, preliminary survey and detailed survey

map study, preliminary survey, reconnaissance and detailed survey

map study, reconnaissance, preliminary survey and detailed survey

preliminary survey, map study, reconnaissance and detailed survey

15.

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

7.5 m

15 m

10 m

12.5 m

16.

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

1 in 30

1 in 15

1 in 20

1 in 12

17.

The surface of highway pavement should be designed to allow

high rolling resistance

low rolling resistance

no rolling resistance

very high rolling resistance

18.

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

Highway engineering

Railway engineering

Traffic engineering

Traffic management

19.

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

3.8m

1.58m

2m

2.44m

20.

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

1 in 48

1in 36

1 in 60

1 in 30

Page 3 of 4

21.

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

lemniscate

any of these

cubic parabola

spiral

22.

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

cross fall

cross slope

camber

any of these

23.

The maximum allowable super elevation is

1 in 15

1 in 12

1 in 18

1 in 30

24.

The steepest gradient in ordinary condition should not exceed

exceptional gradient

maximum gradient

floating gradient

ruling gradient

25.

Nagpur road plan formulae were prepared by assuming

radial or star and grid road pattern

radial or star and circular road pattern

radial or star and block road pattern

rectangular or block road pattern

26.

The surface of the pavement should be

very rough

smooth

rough

sufficient enough to resist skid

27.

Coefficient of friction is less when the pavement surface is

rough

smooth and wet

dry

smooth and dry

28.

Which of the following roads are congested during peak hours?

urban roads

rural roads

highways

express ways

29.

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

seasonal

functional

structural

maintenance

30.

The camber of road should be approximately equal to

half the longitudinal gradient

three times the longitudinal gradient

two times the longitudinal gradient

longitudinal gradient

Page 4 of 4

31.

Camber in the road is provided for

effective drainage

counteracting the centrifugal force

none of these

having proper sight distance

32.

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

embankment

overpass

underpass

subway

33.

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

15%

25%

20%

75%

34.

The surface of highway pavement should be designed to allow

no rolling resistance

very high rolling resistance

high rolling resistance

low rolling resistance

35.

For highway geometric design purposes the speed used is

98th percentile

15th percentile

85th percentile

50th percentile

36.

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

straight line

elliptical

parabolic

combination of straight and parabolic

37.

Reaction time of a driver

increases with increase in speed

decreases with increase in speed

is same for all speeds

none of these

38.

The materials not included in highway construction are

Petrol

Soil

Dust

Stone

39.

The design life of flexible pavement is

15

12

10

8

40.

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

V²/ 27.5R

(0.75V)²/ 127R

V² / 127R

V²/ 75R

Highway Engineering Part 2

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