270+ Highway Engineering Solved MCQs

1.

In CBR test, the value of CBR is calculated at

A. 2.5 mm penetration only
B. 5 mm penetration only
C. both 2.5 and 5 mm penetration
D. none of these
Answer» C. both 2.5 and 5 mm penetration
2.

The steepest gradient which is to be permitted on the road is called

A. maximum gradient
B. limiting gradient
C. both (a) and (b)
D. none of these
Answer» C. both (a) and (b)
3.

The stopping sight distance is the

A. summit
B. difference
C. product
Answer» A. summit
4.

Floating gradients are provided at

A. summit
B. valley
Answer» A. summit
5.

The raising of outer edge of the road above the inner edge is known as

A. super-elevation
B. cant
C. banking
D. all of these
Answer» D. all of these
6.

The converence of chief engineers of all provinces was held at Nagpur in

A. 1943
B. 1947
C. 1958
D. 1960
Answer» A. 1943
7.

A wall constructed to retain the earth from slippage on the hill side of the roadway is called

A. breast wall
B. retaining wall
C. parapet wall
D. none of these
Answer» A. breast wall
8.

Coment concrete pavements are classified as flexible pavements.

A. Agree
B. Disagree
Answer» B. Disagree
9.

The gradients of trace cuts for hill roads are kept

A. 10 to 20% easier than the ruling gradient
B. 20 to 25% easier than the ruling gradient
C. 10 to 20% steeper than the ruling gradient
D. 20 to 25% steeper than the ruling gradient
Answer» A. 10 to 20% easier than the ruling gradient
10.

The size of a stone used on a road must be in due proportion to the space occupied by a wheel of ordinary dimensions on a smooth level surface. This point of contact will be found to be longitudinally about 25 mm and every piece of stone put into a road which exceeds 25 mm in any of its dimensions is mischievous. This statement is according to Macadam.

A. Correct
B. Incorrect
Answer» A. Correct
11.

A transition curve can not be a

A. true spiral
B. cubic spiral
C. compound curve
D. cubic parabola
Answer» C. compound curve
12.

Which of the following statement is correct?

A. The sub-base course is composed of hard well burnt clinker natural gravel or any other suitable material excavated at or near the site.
B. The base is composed of broken stone and granular material with tar.
C. The wearing surface in the case of flexible pavement consists of a mixture of bituminous material and aggregate.
D. all of the above
Answer» D. all of the above
13.

As per IRC recommendations, traffic volume study is carried out for rural roads for

A. 7
B. 14
C. 21
D. 28
Answer» A. 7
14.

In Nagpur conference, the minimum width of village roads was recommended as

A. 2 m
B. 2.25 m
C. 2.45 m
D. 3.2 m
Answer» C. 2.45 m
15.

Which of the following statement is correct?

A. In rocky areas and dense jungles, the trace cut may be avoided and some suitable arrangement may be made so as to gain access for ascertaining details.
B. Reconnaissance is best done by topographical surveys.
C. The detailed survey should be conducted for a strip covering on either side of the chosen centre line a width of about 15 m in case of straight stretches and 30 m in case of sharp curves.
D. all of the above
Answer» D. all of the above
16.

The traffic manoeuvre means

A. diverging
B. merging
C. crossing
D. all of these
Answer» D. all of these
17.

Which of the following is not a transition curve?

A. Compound curve
B. cubic spiral
C. Cubic parabola
D. True spiral
Answer» A. Compound curve
18.

According to IRC specifications, the length of any tie bar in concrete pavements should atleast be equal to

A. one-half
B. twice
C. thrice
Answer» B. twice
19.

The prevailing conditions referred to under the possible capacity of a traffic lane are ideal if

A. there are at least two lanes for the exclusive use to traffic moving in one direction
B. all the vehicles move at the same uniform speed
C. the widths of lanes, shoulders and clearances to vertical obstructions beyond the edge of the traffic lane are adequate
D. all of the above
Answer» D. all of the above
20.

Which of the following method is recommended by I.R.C. for design of flexible pavement?

A. Group index method
B. CBR method
C. Westergaard method
D. none of these
Answer» B. CBR method
21.

Valley curves are required to be introduced at the situations where

A. a negative grade meets a positive grade
B. a negative grade meets another milder negative grade
C. a negative grade meets a steeper positive grade
D. all of the above
Answer» D. all of the above
22.

End of speed limit' is a

A. regulatory sign
B. warning sign
C. informatory sign
D. none of these
Answer» C. informatory sign
23.

The function of a road base is to transmit load of the traffic from the

A. soling
B. surfacing
Answer» B. surfacing
24.

The difference of levels between two points A and B is 1 metre and their distance apart is 50 metres, the gradient is said to be

A. 1 in 50 or 2%
B. 1 in 5 or 20%
C. 1 in 20 or 5%
D. none of these
Answer» A. 1 in 50 or 2%
25.

In the initial stage of construction of hill roads, no curve should have a radius less than

A. 20 m
B. 30 m
C. 40 m
D. 50 m
Answer» B. 30 m
26.

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» C. three-fourth of the design speed
27.

The headquarter of the Indian Roads Congress is at

A. Mumbai (Bombay)
B. Kolkata (Calcutta)
C. Chennai (Madras)
D. New Delhi
Answer» D. New Delhi
28.

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

A. Yes
B. No
Answer» B. No
29.

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

A. 1930
B. 1934
C. 1948
D. 1956
Answer» A. 1930
30.

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

A. Correct
B. Incorrect
Answer» A. Correct
31.

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
Answer» C. 8 m
32.

Retaining wall is constructed usually on the

A. hill side
B. valley side
Answer» B. valley side
33.

The width of the class 9 roads is

A. 2.45 m
B. 3.65 m
C. 4.9 m
D. 6 m
Answer» D. 6 m
34.

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
Answer» C. a mixture of bituminous material and aggregate
35.

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
Answer» C. spot speed
36.

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
Answer» A. Agree
37.

The increase in traffic constitutes the

A. normal traffic growth
B. generated traffic
C. development traffic
D. all of these
Answer» D. all of these
38.

The maximum super-elevation on hill roads should not exceed

A. 7%
B. 8%
C. 9%
D. 10%
Answer» D. 10%
39.

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
Answer» B. Lord Dalhousie
40.

The road surfacing should be

A. impervious
B. durable
C. stable
D. all of these
Answer» D. all of these
41.

Transition curves are not provided on highways.

A. Right
B. Wrong
Answer» B. Wrong
42.

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
Answer» D. 37 m
43.

A road connecting two towns is called a

A. country road
B. urban road
C. highway
D. none of these
Answer» A. country road
44.

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

A. Mumbai (Bombay)
B. Kolkata (Calcutta)
C. Chennai (Madras)
D. New Delhi
Answer» A. Mumbai (Bombay)
45.

The enoscope is used to determine

A. running speed
B. spot speed
C. travel time
D. average speed
Answer» B. spot speed
46.

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
Answer» D. all of the above
47.

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
Answer» D. all of the above
48.

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
Answer» C. crazing
49.

The camber of road should be approximately equal to

A. one-half
B. two times
C. three times
D. four times
Answer» A. one-half
50.

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
Answer» A. directly proportional to the velocity of vehicles
51.

Flashing yellow beam are sometimes employed as

A. stopping signal
B. proceeding signal
C. warning signal
D. none of these
Answer» C. warning signal
52.

The thickness of road surfacing depends upon the

A. type of traffic
B. intensity of traffic
C. type of material
D. all of these
Answer» D. all of these
53.

The stresses set up in concrete pavements due to change in moisture content are very

A. high
B. low
Answer» B. low
54.

Which of the following statement is correct?

A. The sub-base thickness is directly proportional to the group index of the soil
B. The higher the group index of the soil, the larger is the thickness of the sub-base.
C. If the group index value of the sub-base is between 5 and 9, then the sub-base is poor.
D. all of the above
Answer» D. all of the above
55.

A large difference of temperature between the top and the bottom of the slab causes

A. hardening
B. warping
C. crazing
Answer» B. warping
56.

The top of the ground on which the foundation of road rests, is called

A. sub-grade
B. soling
C. base
D. wearing layer
Answer» A. sub-grade
57.

The roads connecting capital cities of states is called

A. national highway
B. express way
C. state highway
D. capital highway
Answer» C. state highway
58.

The sub-base course is placed immediately above the

A. sub-grade
B. base
C. wearing course
D. none of these
Answer» A. sub-grade
59.

A ater bound macadam road is an example of

A. rigid pavement
B. semi-rigid pavement
C. flexible pavement
D. none of these
Answer» C. flexible pavement
60.

The term used for major or important roads of a country is

A. country road
B. urban road
C. highway
D. none of these
Answer» C. highway
61.

The inward tilt given to the cross-section of the road surface, throughout the length of the horizontal curve, is known as

A. super-elevation
B. cant
C. banking
D. all of these
Answer» D. all of these
62.

The central portion of a road for high speed vehicles is known as

A. motor way
B. express way
C. shoulder
D. Both (a) and (b)
Answer» D. Both (a) and (b)
63.

Which of the following statement is correct?

A. Steeper gradients are, sometimes, provided to avoid deep excavations.
B. Steeper gradients are, sometimes, provided to avoid long detours.
C. Exceptional gradient becomes necessary to avoid deep cuttings.
D. all of the above
Answer» D. all of the above
64.

The State Highways should have 8 m wide carriage-way with 2 m wide shoulder on each side

A. Right
B. Wrong
Answer» A. Right
65.

A lamniscate fulfils the requirements of a true transition curve.

A. Right
B. Wrong
Answer» B. Wrong
66.

The distance, measured along the centre line of a road, over which a driver can see the opposite object on the road surface, is called

A. sight distance
B. visibility
C. clear distance
D. none of these
Answer» A. sight distance
67.

A gradient at which no tractive force is required to maintain constant speed by a vehicle is called

A. average gradient
B. limiting gradient
C. exceptional gradient
D. floating gradient
Answer» D. floating gradient
68.

The theoretical capacity of a highway depends upon the

A. average length of the vehicles
B. average spacing of the moving vehicles
C. either (a) or (b)
D. both (a) and (b)
Answer» D. both (a) and (b)
69.

The factor which influences the design of curves, is

A. speed of vehicle
B. maximum permissible super-elevation
C. permissible centrifugal ratio
D. all of these
Answer» D. all of these
70.

During the detailed survey of a hill road, the first operation is to fix the bench marks.

A. True
B. False
Answer» A. True
71.

A camber of 1 in 30 means that for a 30 m wide road, the crown of the road will be

A. 0.5 m
B. 1 m
Answer» A. 0.5 m
72.

The design criterion for the valley curves is the centrifugal force developed.

A. Yes
B. No
Answer» A. Yes
73.

The main advantage of concrete pavements is that

A. it offers less resistance to traffic
B. it is not slippery when clean
C. it has low maintenance cost
D. all of these
Answer» D. all of these
74.

For cement concrete roads, a minimum gradient of 1 in 330 can be provided.

A. True
B. False
Answer» A. True
75.

The design capacity of the road may be defined as the

A. practical capacity or a smaller value determined for use in designing the highway to accommodate the design hourly volume (D.H.V.)
B. basic capacity or a higher value determined for use in designing the highway to accommodate the D.H.V.
C. practical capacity or smaller value determined for use in designing the highway to accommodate the average daily traffic (A.D.T.)
D. basic capacity or a higher value determined for use in designing the highway to accommodate the A.D.T.
Answer» A. practical capacity or a smaller value determined for use in designing the highway to accommodate the design hourly volume (D.H.V.)
76.

The camber recommended for water bound macadam roads in

A. 1 in 24 to 1 in 30
B. 1 in 30 to 1 in 48
C. 1 in 48 to 1 in 60
D. 1 in 60 to 1 in 80
Answer» B. 1 in 30 to 1 in 48
77.

The California bearing ratio (CBR) method of flexible pavement design gives an idean about

A. the quality of road making material
B. the traffic intensities
C. the characteristics of soil
D. all of these
Answer» A. the quality of road making material
78.

In snow-bound sections, the super-elevation on roads should not be more than

A. 7%
B. 8%
C. 9%
D. 10%
Answer» A. 7%
79.

The tongue and groove type of longitudinal joint do not help to control the differential uplift between the two adjacent edges.

A. Right
B. Wrong
Answer» B. Wrong
80.

An ideal vertical curve is a cubic spiral.

A. True
B. False
Answer» B. False
81.

According to Telford

A. the size of stone at the centre varied from 160 mm to 200 mm and gradually decreased to 75 mm to 125 mm towards the haunches
B. the central 6 metre width of the road was covered with two layers of stones about 100 mm and 50 mm respectively
C. the size of stone used was of 63 mm diameter
D. all of the above
Answer» D. all of the above
82.

Weight of a vehicle affects

A. passing sight distance
B. extra widening
C. pavement thickness
D. width of lanes
Answer» C. pavement thickness
83.

Which of the following statement is correct?

A. The sub-grade strength has only little influence upon the structural capacity of the rigid pavement.
B. The major factor in the design of rigid pavements is the flexural strength of concrete.
C. The temperature variations due to changes in atmospheric conditions do not produce stresses in flexible pavements.
D. all of the above
Answer» D. all of the above
84.

A curve whose radius gradually changes from an infinite value to a finite value or vice-versa for the purpose of giving easy change of direction of a road, is called a

A. circular curve
B. transition curve
C. simple curve
D. compound curve
Answer» B. transition curve
85.

Rolling terrain is a terrain with cross-slope of

A. upto 10%
B. 10 to 25%
C. 25% to 60%
D. greater than 60%
Answer» B. 10 to 25%
86.

At the end of the reconnaissance phase, the selected alignment is pegged by using about 2m high poles on which the

A. number of peg is marked
B. direction of proposed alignment is marked
C. distance between the two pegs is marked
D. all of these
Answer» D. all of these
87.

The width of parking spaces is effected by the

A. width
B. length
Answer» A. width
88.

Formation width on straights for motorable road carrying a total load less than 100 tonnes per day, is

A. 3 to 4.5 m
B. 4.5 to 5 m
C. 5 to 7.25 m
D. none of these
Answer» B. 4.5 to 5 m
89.

In scanty rainfall areas, the camber provided will be

A. flatter
B. steeper
C. zero
D. none of these
Answer» A. flatter
90.

Traffic engineering deals with the

A. traffic operation
B. design and application of control devices
C. analysis of traffic characteristics
D. all of these
Answer» D. all of these
91.

The main disadvantage of concrete roads is that

A. the initial cost is high
B. it requires skilled personnel for construction
C. it requires cautious handling of the material
D. all of the above
Answer» D. all of the above
92.

For design purposes, average daily traffic should be considered.

A. True
B. False
Answer» B. False
93.

The main advantage of providing super-elevation is

A. to decrease the intensity of stresses on the foundation
B. to increase the stability of the fast moving vehicles, when they negotiate a horizontal curve
C. to achieve higher speed of vehicles
D. all of the above
Answer» D. all of the above
94.

The universally recognized factor which affects the flexible pavement design, is the

A. characteristics of the natural soil which underlies the pavement
B. volume and character of traffic that will use the highway
C. drainage condition of the area
D. all of the above
Answer» D. all of the above
95.

A track of width 1 to 1.2 m constructed along the selected alignment to facilitate access to the area for inspection and detailed survey is known as

A. inspection trace
B. terrain
C. trace out
D. all of these
Answer» C. trace out
96.

In detailed survey of a hill road, the interval for plotting the contours at sharp curves is generally

A. 1 m
B. 2 m
C. 4 m
D. 6 m
Answer» B. 2 m
97.

The grand trunk (G.T.) road was constructed during

A. 1440 to 1445 A.D.
B. 1540 to 1545 A.D.
C. 200 to 2500 B.C.
D. 2500 to 3000 B.C.
Answer» B. 1540 to 1545 A.D.
98.

The transverse contraction joints in unreinforced concrete pavements are provided at much closer intervals than the expansion joints.

A. Agree
B. Disagree
Answer» A. Agree
99.

The transverse joint may be a

A. expansion joint
B. contraction joint
C. warping joint
D. all of these
Answer» D. all of these
100.

The Indian Roads Congress (I.R.C.) was set up in

A. 1930
B. 1934
C. 1948
D. 1956
Answer» B. 1934
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