Highway Engineering Part 2

Page 1 of 4

1.

Stopping sight distance is always

less than overtaking sight distance

equal to overtaking sight distance

none of the these

more than overtaking sight distance

2.

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

Railway engineering

Highway engineering

Traffic engineering

Traffic management

3.

For highway geometric design purposes the speed used is

85th percentile

50th percentile

98th percentile

15th percentile

4.

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

underpass

overpass

embankment

subway

5.

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

maintenance

functional

structural

seasonal

6.

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

zero

less than the pressure on inner wheels

equal to the pressure on inner wheels

more than the pressure on inner wheels

7.

The alignment of road should cross the series of hills through

ridge

none of these

saddle

valley

8.

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

parabolic

combination of straight and parabolic

elliptical

straight line

9.

The steepest gradient in ordinary condition should not exceed

exceptional gradient

floating gradient

ruling gradient

maximum gradient

10.

The maximum allowable super elevation is

1 in 12

1 in 30

1 in 18

1 in 15

Page 2 of 4

11.

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

20%

75%

25%

15%

12.

Nagpur road plan formulae were prepared by assuming

rectangular or block road pattern

radial or star and grid road pattern

radial or star and circular road pattern

radial or star and block road pattern

13.

The design life of flexible pavement is

8

15

12

10

14.

Enoscope is used to find

time-mean speed

spot speed

average speed

space-mean speed

15.

The camber of road should be approximately equal to

two times the longitudinal gradient

half the longitudinal gradient

longitudinal gradient

three times the longitudinal gradient

16.

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

10 m

7.5 m

12.5 m

15 m

17.

Which of the following roads are congested during peak hours?

urban roads

rural roads

highways

express ways

18.

The surface of highway pavement should be designed to allow

no rolling resistance

very high rolling resistance

low rolling resistance

high rolling resistance

19.

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

20.

Reaction time of a driver

decreases with increase in speed

is same for all speeds

increases with increase in speed

none of these

Page 3 of 4

21.

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

any of these

lemniscate

cubic parabola

spiral

22.

The surface of highway pavement should be designed to allow

very high rolling resistance

no rolling resistance

high rolling resistance

low rolling resistance

23.

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

simple parabola

lemniscate

cubic parabola

spiral

24.

In India for design of roads pedestrian is considered as

element of traffic

essential part of traffic

intruder in traffic

controller of traffic

25.

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

2m

3.8m

2.44m

1.58m

26.

Camber in the road is provided for

having proper sight distance

counteracting the centrifugal force

all of these

effective drainage

27.

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

1 in 15

1 in 12

1 in 20

1 in 30

28.

The materials not included in highway construction are

Petrol

Soil

Stone

Dust

29.

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

1 in 30

1in 36

1 in 60

1 in 48

30.

Coefficient of friction is less when the pavement surface is

smooth and dry

rough

dry

smooth and wet

Page 4 of 4

31.

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

(0.75V)²/ 127R

V²/ 27.5R

V²/ 75R

V² / 127R

32.

The surface of the pavement should be

smooth

rough

very rough

sufficient enough to resist skid

33.

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

five times the overtaking sight distance

two times the overtaking sight distance

three times the overtaking sight distance

overtaking sight distance

34.

The maximum design gradient for vertical profile of a road is

exceptional gradient

ruling gradient

minimum gradient

limiting gradient

35.

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

any of these

camber

cross slope

cross fall

36.

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

soft rock

ordinary soil

hard rock

all of these

37.

The highest point on a carriageway is known as

superelevation

crown

gradient

camber

38.

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%

5%

3%

39.

Camber in the road is provided for

counteracting the centrifugal force

none of these

effective drainage

having proper sight distance

40.

The layer which is constructed above embankment is called

base

sub base

fill

sub grade

Highway Engineering Part 2

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