Deck 7: Indian Road Congress, Central Road Organisation, and Road Construction

Question 1

According to Indian Roads Congress, superelevation balances the centrifugal force corresponding to

A)full design speed
B)half of the design speed
C)three-fourth of the design speed
D)none of these

Answer 1

three-fourth of the design speed

Question 2

The headquarter of the Indian Roads Congress is at

A)Mumbai (Bombay)
B)Kolkata (Calcutta)
C)Chennai (Madras)
D)New Delhi

Answer 2

New Delhi

Question 3

When the rainfall is more, flatter gradients should be provided in the side drains and the road.

Answer 3

False

Question 4

The Central Road Organisation (C.R.O.) was set up in

A)1930
B)1934
C)1948
D)1956

Question 5

A batter of 1 in 12 may be given to the retaining wall on the outside.

A)Correct
B)Incorrect

Question 6

On the recommendations of the Indian Roads Congress, the National Highways should have two-lane traffic at least

A)4 m
B)6 m
C)8 m
D)10 m

Question 7

Retaining wall is constructed usually on the

A)hill side
B)valley side

Question 8

The width of the class 9 roads is

A)2.45 m
B)3.65 m
C)4.9 m
D)6 m

Question 9

The wearing course in the case of flexible pavements consist of

A)hard well burnt clinker
B)broken stone and granular material mixed with tar
C)a mixture of bituminous material and aggregate
D)all of the above

Question 10

The instantaneous speed of a vehicle as it passes a point in a highway is known as

A)design speed
B)running speed
C)spot speed
D)overall speed

Question 11

When the valley curves are designed as square parabola, the stopping sight distance should be equal to head-light beam distance.

A)Agree
B)Disagree

Question 12

The increase in traffic constitutes the

A)normal traffic growth
B)generated traffic
C)development traffic
D)all of these

Question 13

The maximum super-elevation on hill roads should not exceed

A)7%
B)8%
C)9%
D)10%

Question 14

A department of public works (now known as Central Public Works Department) was formed to look after the work of road construction during the period of

A)Lord William Bentincic
B)Lord Dalhousie
C)Lord Mayo
D)Lord Ripon

Question 15

The road surfacing should be

A)impervious
B)durable
C)stable
D)all of these

Question 16

Transition curves are not provided on highways.

A)Right
B)Wrong

Question 17

According to IRC recommendations, the maximum spacing of a transverse expansion joint in unreinforced concrete pavements for a slab thickness of 20 cm should be

A)4.5 m
B)15 m
C)27 m
D)37 m

Question 18

A road connecting two towns is called a

A)country road
B)urban road
C)highway
D)none of these

Question 19

The headquarter of the Indian Roads and Transport Development Association is at

A)Mumbai (Bombay)
B)Kolkata (Calcutta)
C)Chennai (Madras)
D)New Delhi

Question 20

The enoscope is used to determine

A)running speed
B)spot speed
C)travel time
D)average speed

Question 21

The purpose of traffic signals is to

A)provide an orderly movement of traffic
B)reduce the frequency of accidents of some special nature
C)control speed on the main highways
D)all of the above

Question 22

Which of the following statement is correct?

A)Footpaths are particularly provided in the case of urban roads.
B)Footpaths are 15 cm to 20 cm higher than the road surface.
C)Shoulders are generally in level with road surface, having a slope towards the drain side.
D)all of the above

Question 23

When the exposed surface of a pavement dries and shrinks more than the underlying concrete, a phenomenon known as

A)hardening
B)warping
C)crazing

Question 24

The camber of road should be approximately equal to

A)one-half
B)two times
C)three times
D)four times

Question 25

The super-elevation is

A)directly proportional to the velocity of vehicles
B)inversely proportional to the velocity of vehicles
C)directly proportional to the width of pavement
D)inversely proportional to the width of pavement