Explore topic-wise MCQs in Civil Engineering.

This section includes 224 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

At a road junction, 7 cross conflict points are severe if

A. cubic parabola
B. lamniscate
C. none of these.
D. both are one-way roads
Answer» D. both are one-way roads
2.

If L metres is the distance between extreme axles of a vehicle, its gross load should not exceed

A. Sully.
B. 1525 (L + 4.3) - 14.7 L2
C. 1526 (L + 5.3) - 14.7 L2
D. 1525 (L + 6.3) - 14.7 L2
Answer» E.
3.

If W is the weight of a vehicle negotiating an upgrade 1 : S along a track having co-efficient of resistance μ, the tractive force T is given by

A. 52 cm
B. 64 cm
C. 76 cm
D. 80 cm
Answer» E.
4.

The best compromise between the increase of the length of a highway and reduction in its load carrying capacity, is the ruling gradient

A. 50 m
B. 33 m
C. 30 m
D. 25 m
Answer» D. 25 m
5.

When a number of hair pin bends are introduced, a minimum intervening distance in between is kept

A. 1718.9 m
B. 1817.9 m
C. 20 m
D. 40 m
Answer» D. 40 m
6.

Length of vehicles does not affect

A. after the crossing on the right side.
B. extra widening
C. minimum radius of turning
D. passing sight distance
Answer» E.
7.

When each particle of aggregates is thinly coated with cement paste, a heterogeneous solid is formed, which is known as

A. steep.
B. hydration
C. gel
D. concrete
Answer» D. concrete
8.

In case of a hair pin bend of a highway,

A. 1 in 160 to 1 in 140
B. none of these.
C. minimum radius of inner curve is 14 m
D. minimum radius of transition is 15 m
Answer» E.
9.

Thickness of broken line markings on multi-lane road for lanes is generally kept

A. shipping
B. air lines
C. pipe lines.
D. 10 cm
Answer» B. air lines
10.

If N is the algebraic difference of grades, S is the minimum sight distance in metres, the length (L) of a summit curve is

A. 17 m to 27 m
B. 25 m to 35 m
Answer» C.
11.

The standard equation of a cubic parabolic transition curve provided on roads, is

A. elliptical method
B. circular method.
Answer» B. circular method.
12.

Normal formation width of a hill road for one-way traffic, is

A. 80 cm
B. 100 cm
C. 3.6 m
D. 4.8 m
Answer» C. 3.6 m
13.

Minimum radius of a simple circular curve deflecting through 5°, is

A. 3° 11'
B. 4° 11'
C. 1618.9 m
D. 1816.9 m
Answer» D. 1816.9 m
14.

In ideal pavement is constructed with

A. all the above.
B. bricks
C. hard soil
D. Portland cement concrete
Answer» D. Portland cement concrete
15.

For night travel, the length of a valley curve should be such that the head light beam distance is the same as

A. floating gradient
B. all the above.
C. stopping sight distance
D. overtaking sight distance
Answer» B. all the above.
16.

In India the modes of transportation, in the order of their importance, are

A. air transport, shipping, roads, railways
B. shipping, roads, railways, air transport
C. roads, railways, air transport, shipping
D. railways, roads, shipping, air transport
Answer» E.
17.

The desirable camber for straight roads with water bound macadam or gravel surface, is

A. practical capacity of lane.
B. 1 in 33 to 1 in 25
C. 1 in 40 to 1 in 33
D. 1 in 150 to 1 in 140
Answer» C. 1 in 40 to 1 in 33
18.

The shape of a vertical curve, is

A. all the above.
B. parabolic
C. elliptical
D. circular
Answer» B. parabolic
19.

The ratio of maximum deviation angle and maximum polar deflection angle of a Lemniscate curve, is

A. all the above.
B. 2
C. 3
D. 4
Answer» C. 3
20.

Transverse joints are provided at distances varying from

A. All the above.
B. 10 m to 15 m
C. 12 m to 18 m
D. 16 m to 24 m
Answer» E.
21.

Hill roads are

A. provided camber along spur curves
B. provided camber along valley curves
C. seldom provided a camber
D. None of these.
Answer» D. None of these.
22.

To prevent compressive stresses in a rigid concrete pavement, the joint prvoided, is

A. all the above.
B. expansion joint
C. contraction joint
D. hinged joint
Answer» E.
23.

The absolute minimum sight distance required for stopping a vehicle moving with a speed of 80 km ph, is

A. 1950
B. 120 m
C. 200 m
D. 640 m
Answer» B. 120 m
24.

The steepest gradient permitted on roads which, in ordinary conditions, does not exceed, is known

A. 2.0 m
B. ruling gradient
C. maximum gradient
D. exceptional gradient
Answer» C. maximum gradient
25.

Longitudinal pavement lines marked broken in white paint

A. none of these.
B. are for the guidance of the drivers
C. are not to be crossed over
D. may be crossed over at the discretion of the driver
Answer» D. may be crossed over at the discretion of the driver
26.

First operation during the detailed survey of a hill road, is

A. hydrological and soil surveys
B. adjustment of alignment along with curves
C. derivation of longitudinal and cross-sections
D. fixation of Bench Marks
Answer» E.
27.

If cross slope of a country is 10% to 25%, the terrain is classified as

A. rolling
B. mountainous
C. steep
D. plain.
Answer» B. mountainous
28.

The weaving length of a roadway is the distance

A. inversely proportional to the radius of curvature.
B. between the channelising islands
C. equal to half circumference
D. equal to total width of adjoining radial roads
Answer» B. between the channelising islands
29.

The tangent length of a simple circular curve of radius R deflecting through θ°, is

A. 50 metres
B. R tan θ
C. R tan θ/2
D. R sin θ
Answer» C. R tan Œ∏/2
30.

One-way streets are generally provided in crowded cities as, these

A. 30 cm.
B. are inexpensive means of traffic flow
C. reduce delays to vehicles
D. permit higher speed
Answer» E.
31.

Following type of pavement is generally known as flexible pavement

A. water-bound macadam roads
B. stabilised soil roads
C. road constructed with various layers of building material well compacted
D. all the above.
Answer» E.
32.

Traffic census is carried out for

A. 0.1
B. speed and delay study
C. road parking study
D. traffic volume study
Answer» E.
33.

The extra widening of pavements recommended by Indian Roads Congress for hill roads having radius 150 metres, is

A. 1.5 m
B. 1.0 m
C. 0.5 m
D. 0.0 m
Answer» E.
34.

Super-elevation on roads in snow bound areas, should generally not exceed

A. 0.15
B. 0.12
C. 0.1
D. 0.07
Answer» E.
35.

Width of vehicles affects the width of

A. lanes
B. shoulders
C. parking spaces
D. all the above.
Answer» E.
36.

The type of curves generally provided on highways, is

A. critical curve
B. transition curve
C. vertical curve
D. all the above.
Answer» E.
37.

While calculating the overtaking sight distance, the height of the object above road surface, is assumed

A. Zero
B. 50 cm
C. 75 cm
D. 100 cm
Answer» E.
38.

The top height of a route marker above crown level is

A. 1.50 m
B. 1.75 m
C. 2.00 m
D. 2.25 m
Answer» E.
39.

If brakes of vehicles are effective, the vehicle-running at 30 km/hour comes to a stop in

A. 10 metres
B. 12 metres
C. 15 metres
D. 18 metres
Answer» C. 15 metres
40.

Ruling gradient on hill roads 300 m above M.S.L. is kept

A. 0.04
B. 0.05
C. 0.06
D. 0.07
Answer» C. 0.06
41.

If L is the length of the transition curves provided on either side of a circular curve of radius R, the maximum angle of deflection with tangent for the junctions of the transition curve and circular curve, is

A. L/R
B. L/2R
C. L/3R
D. L/4R
Answer» E.
42.

If the width of carriage way is 12.5 metres, outer edge 50 cm higher than the inner edge, the required super elevation is

A. 50 cm
B. 1 in 25
C. 1 in 400
D. 1 in 40
Answer» C. 1 in 400
43.

An ideal vertical curve is

A. true spiral
B. cubic spiral
C. cubic parabala
D. lamniscate
Answer» E.
44.

Extra widening required at a horizontal curve on a single lane hill road of radius 80 m for a design speed of 50 km ph and for a vehicle with wheel base 6.0 m is

A. 0.225 m
B. 0.589 m
C. 1.250 m
D. none of these
Answer» C. 1.250 m
45.

Pick up the incorrect statement from the following. If water cement ratio is

A. increased, strength of concrete increases
B. decreased, strength of concrete increases
C. increased, strength of concrete is not affected
D. none of these.
Answer» D. none of these.
46.

For the administration of road transport, a Motor Vehicle Act was enacted in

A. 1927
B. 1934
C. 1939
D. 1947
Answer» D. 1947
47.

Full amount of extra width of a pavement on the curve, is provided at

A. beginning of the transition curve
B. centre of the transition curve
C. beginning of the circular curve
D. centre of the circular curve.
Answer» D. centre of the circular curve.
48.

Along horizontal curves, if centrifugal force exceeds lateral friction, vehicles may

A. skid
B. slip
C. not be affected
D. none of these.
Answer» B. slip
49.

The usual width of side drains along Highways in hilly region, is

A. 50 cm
B. 60 cm
C. 70 cm
D. 80 cm
Answer» C. 70 cm
50.

California Bearing Ratio method of designing flexible pavements is more accurate as it involves

A. characteristics of soils
B. traffic intensities
C. character of the road making materials
D. none of these.
Answer» D. none of these.