Highway Engineering Part 2

Page 1 of 4

1.

Stopping sight distance is always

more than overtaking sight distance

less than overtaking sight distance

none of the these

equal to overtaking sight distance

2.

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

structural

maintenance

seasonal

functional

3.

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

parabolic

combination of straight and parabolic

straight line

elliptical

4.

The surface of the pavement should be

sufficient enough to resist skid

rough

very rough

smooth

5.

The surface of highway pavement should be designed to allow

very high rolling resistance

low rolling resistance

no rolling resistance

high rolling resistance

6.

Enoscope is used to find

spot speed

average speed

time-mean speed

space-mean speed

7.

In India for design of roads pedestrian is considered as

intruder in traffic

controller of traffic

essential part of traffic

element of traffic

8.

The materials not included in highway construction are

Dust

Soil

Stone

Petrol

9.

The alignment of road should cross the series of hills through

none of these

saddle

ridge

valley

10.

The maximum design gradient for vertical profile of a road is

minimum gradient

limiting gradient

ruling gradient

exceptional gradient

Page 2 of 4

11.

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

12.

The surface of highway pavement should be designed to allow

low rolling resistance

no rolling resistance

very high rolling resistance

high rolling resistance

13.

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

cross fall

any of these

cross slope

camber

14.

Coefficient of friction is less when the pavement surface is

smooth and wet

rough

smooth and dry

dry

15.

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

all of these

ordinary soil

hard rock

soft rock

16.

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

75%

15%

20%

25%

17.

Reaction time of a driver

none of these

decreases with increase in speed

is same for all speeds

increases with increase in speed

18.

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

19.

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%

20.

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

V²/ 27.5R

V² / 127R

(0.75V)²/ 127R

V²/ 75R

Page 3 of 4

21.

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

Traffic engineering

Railway engineering

Traffic management

Highway engineering

22.

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

two times the overtaking sight distance

five times the overtaking sight distance

overtaking sight distance

three times the overtaking sight distance

23.

The highest point on a carriageway is known as

camber

crown

superelevation

gradient

24.

Which of the following roads are congested during peak hours?

express ways

urban roads

highways

rural roads

25.

Camber in the road is provided for

having proper sight distance

counteracting the centrifugal force

effective drainage

all of these

26.

The steepest gradient in ordinary condition should not exceed

exceptional gradient

ruling gradient

floating gradient

maximum gradient

27.

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

1 in 48

1 in 30

1 in 60

1in 36

28.

The design life of flexible pavement is

8

10

15

12

29.

For highway geometric design purposes the speed used is

15th percentile

50th percentile

98th percentile

85th percentile

30.

The layer which is constructed above embankment is called

sub grade

base

fill

sub base

Page 4 of 4

31.

Nagpur road plan formulae were prepared by assuming

radial or star and block road pattern

rectangular or block road pattern

radial or star and grid road pattern

radial or star and circular road pattern

32.

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

underpass

embankment

overpass

subway

33.

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

spiral

simple parabola

cubic parabola

lemniscate

34.

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

preliminary survey, map study, reconnaissance and detailed survey

map study, preliminary survey, reconnaissance and detailed survey

map study, reconnaissance, preliminary survey and detailed survey

reconnaissance, map study, preliminary survey and detailed survey

35.

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

1 in 30

1 in 20

1 in 12

1 in 15

36.

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

7.5 m

12.5 m

15 m

10 m

37.

Camber in the road is provided for

none of these

counteracting the centrifugal force

having proper sight distance

effective drainage

38.

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

any of these

lemniscate

spiral

cubic parabola

39.

The maximum allowable super elevation is

1 in 30

1 in 12

1 in 18

1 in 15

40.

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

2.44m

3.8m

2m

1.58m

Highway Engineering Part 2

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