Highway Engineering Part 2

Page 1 of 4

1.

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

straight line

parabolic

combination of straight and parabolic

elliptical

2.

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

simple parabola

lemniscate

spiral

cubic parabola

3.

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

seasonal

functional

maintenance

structural

4.

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

75%

25%

20%

15%

5.

For highway geometric design purposes the speed used is

98th percentile

85th percentile

15th percentile

50th percentile

6.

The materials not included in highway construction are

Stone

Dust

Soil

Petrol

7.

Stopping sight distance is always

less than overtaking sight distance

equal to overtaking sight distance

more than overtaking sight distance

none of the these

8.

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

map study, preliminary survey, reconnaissance and detailed survey

map study, reconnaissance, preliminary survey and detailed survey

preliminary survey, map study, reconnaissance and detailed survey

reconnaissance, map study, preliminary survey and detailed survey

9.

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

Highway engineering

Traffic engineering

Railway engineering

Traffic management

10.

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

lemniscate

any of these

spiral

cubic parabola

Page 2 of 4

11.

The steepest gradient in ordinary condition should not exceed

ruling gradient

exceptional gradient

floating gradient

maximum gradient

12.

Nagpur road plan formulae were prepared by assuming

radial or star and block road pattern

radial or star and circular road pattern

rectangular or block road pattern

radial or star and grid road pattern

13.

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

overtaking sight distance

five times the overtaking sight distance

two times the overtaking sight distance

three times the overtaking sight distance

14.

The maximum allowable super elevation is

1 in 18

1 in 12

1 in 30

1 in 15

15.

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

overpass

embankment

subway

underpass

16.

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

15 m

12.5 m

10 m

7.5 m

17.

Coefficient of friction is less when the pavement surface is

smooth and wet

rough

dry

smooth and dry

18.

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

hard rock

ordinary soil

all of these

soft rock

19.

The layer which is constructed above embankment is called

sub grade

sub base

base

fill

20.

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

less than the pressure on inner wheels

more than the pressure on inner wheels

equal to the pressure on inner wheels

zero

Page 3 of 4

21.

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

3.8m

1.58m

2.44m

2m

22.

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

1in 36

1 in 60

1 in 48

1 in 30

23.

The camber of road should be approximately equal to

two times the longitudinal gradient

half the longitudinal gradient

three times the longitudinal gradient

longitudinal gradient

24.

The design life of flexible pavement is

12

15

10

8

25.

Camber in the road is provided for

having proper sight distance

all of these

counteracting the centrifugal force

effective drainage

26.

Enoscope is used to find

space-mean speed

spot speed

average speed

time-mean speed

27.

In India for design of roads pedestrian is considered as

element of traffic

controller of traffic

intruder in traffic

essential part of traffic

28.

The alignment of road should cross the series of hills through

saddle

ridge

none of these

valley

29.

Reaction time of a driver

decreases with increase in speed

increases with increase in speed

is same for all speeds

none of these

30.

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

cross fall

cross slope

any of these

camber

Page 4 of 4

31.

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

V²/ 75R

V²/ 27.5R

V² / 127R

(0.75V)²/ 127R

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%

5%

3%

33.

Which of the following roads are congested during peak hours?

rural roads

urban roads

highways

express ways

34.

The maximum design gradient for vertical profile of a road is

minimum gradient

ruling gradient

exceptional gradient

limiting gradient

35.

The surface of the pavement should be

smooth

sufficient enough to resist skid

rough

very rough

36.

Camber in the road is provided for

effective drainage

counteracting the centrifugal force

none of these

having proper sight distance

37.

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

1 in 20

1 in 15

1 in 12

1 in 30

38.

The surface of highway pavement should be designed to allow

no rolling resistance

high rolling resistance

very high rolling resistance

low rolling resistance

39.

The highest point on a carriageway is known as

superelevation

camber

gradient

crown

40.

The surface of highway pavement should be designed to allow

no rolling resistance

low rolling resistance

high rolling resistance

very high rolling resistance

Highway Engineering Part 2

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