Highway Engineering Part 2

Page 1 of 4

1.

The alignment of road should cross the series of hills through

valley

ridge

none of these

saddle

2.

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

three times the overtaking sight distance

two times the overtaking sight distance

five times the overtaking sight distance

overtaking sight distance

3.

The design life of flexible pavement is

8

10

12

15

4.

The maximum allowable super elevation is

1 in 12

1 in 15

1 in 30

1 in 18

5.

Which of the following roads are congested during peak hours?

express ways

highways

rural roads

urban roads

6.

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

1 in 20

1 in 30

1 in 12

1 in 15

7.

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

15 m

10 m

7.5 m

12.5 m

8.

In India for design of roads pedestrian is considered as

controller of traffic

essential part of traffic

intruder in traffic

element of traffic

9.

The surface of the pavement should be

very rough

sufficient enough to resist skid

smooth

rough

10.

For highway geometric design purposes the speed used is

15th percentile

85th percentile

50th percentile

98th percentile

Page 2 of 4

11.

Nagpur road plan formulae were prepared by assuming

radial or star and circular road pattern

radial or star and block road pattern

rectangular or block road pattern

radial or star and grid road pattern

12.

Enoscope is used to find

time-mean speed

average speed

space-mean speed

spot speed

13.

The surface of highway pavement should be designed to allow

very high rolling resistance

low rolling resistance

high rolling resistance

no rolling resistance

14.

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

simple parabola

cubic parabola

spiral

lemniscate

15.

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

combination of straight and parabolic

straight line

parabolic

elliptical

16.

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

overpass

underpass

embankment

subway

17.

Coefficient of friction is less when the pavement surface is

dry

smooth and dry

rough

smooth and wet

18.

The maximum design gradient for vertical profile of a road is

exceptional gradient

minimum gradient

limiting gradient

ruling gradient

19.

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

preliminary survey, map study, reconnaissance and detailed survey

reconnaissance, map study, preliminary survey and detailed survey

map study, reconnaissance, preliminary survey and detailed survey

map study, preliminary survey, reconnaissance and detailed survey

20.

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

1 in 30

1 in 60

1in 36

1 in 48

Page 3 of 4

21.

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

22.

Camber in the road is provided for

counteracting the centrifugal force

having proper sight distance

none of these

effective drainage

23.

Stopping sight distance is always

more than overtaking sight distance

less than overtaking sight distance

equal to overtaking sight distance

none of the these

24.

Reaction time of a driver

increases with increase in speed

is same for all speeds

none of these

decreases with increase in speed

25.

The steepest gradient in ordinary condition should not exceed

maximum gradient

ruling gradient

exceptional gradient

floating gradient

26.

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%

3%

5%

6%

27.

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

V² / 127R

(0.75V)²/ 127R

V²/ 27.5R

V²/ 75R

28.

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

ordinary soil

hard rock

soft rock

all of these

29.

The layer which is constructed above embankment is called

fill

sub base

sub grade

base

30.

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

cross fall

camber

any of these

cross slope

Page 4 of 4

31.

The surface of highway pavement should be designed to allow

no rolling resistance

high rolling resistance

low rolling resistance

very high rolling resistance

32.

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

seasonal

maintenance

functional

structural

33.

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

25%

75%

20%

15%

34.

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

lemniscate

spiral

cubic parabola

any of these

35.

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

1.58m

3.8m

2.44m

2m

36.

Camber in the road is provided for

all of these

counteracting the centrifugal force

effective drainage

having proper sight distance

37.

The camber of road should be approximately equal to

longitudinal gradient

half the longitudinal gradient

three times the longitudinal gradient

two times the longitudinal gradient

38.

The highest point on a carriageway is known as

camber

superelevation

gradient

crown

39.

The materials not included in highway construction are

Soil

Petrol

Dust

Stone

40.

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

Highway engineering

Railway engineering

Traffic management

Traffic engineering

Highway Engineering Part 2

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