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.

151.

The distance travelled by a moving vehicle during perception and brake reaction times, is known as

A. sight distance
B. stopping distance
C. lag distance
D. none of these.
Answer» D. none of these.
152.

Design of flexible pavements is based on

A. mathematical analysis
B. empirical formulae
C. a compromise of pure theory and pure empirical formula
D. none of these.
Answer» D. none of these.
153.

Reference pillars fixed on the centre line of a proposed road, provide the following information:

A. reduced distance (R.D.)
B. horizontal distance of road from the centre line
C. reduced level at the top of pillar
D. formation level of the road
Answer» E.
154.

If the designed speed on a circular curve of radius 1400 m is 80 km/hour, no superelevation is provided, if the camber, is

A. 0.04
B. 0.03
C. 0.02
D. 0.017
Answer» D. 0.017
155.

The minimum ratio of the radii of two circular curves of a compound curve, is kept

A. 1.25
B. 1.5
C. 1.75
D. 2
Answer» C. 1.75
156.

On concrete roads, the camber generally provided, is

A. 1 in 20 to 1 in 24
B. 1 in 30 to 1 in 48
C. 1 in 36 to 1 in 48
D. 1 in 48 to 1 in 60
Answer» E.
157.

The minimum superelevation in rolling terrain in plains, is limited to

A. 0.04
B. 0.05
C. 0.06
D. 0.07
Answer» E.
158.

The period of long term plan for the development of roads in India, known as Bombay Plan (Aug. 1958), is

A. 5 years
B. 10 years
C. 15 years
D. 20 years
Answer» E.
159.

Road width 8.8 m of two lane National highways or State highways in mountainous terrain

A. excludes the width of parapet (0.6 m)
B. excludes the width of side drain (0.6 m)
C. excludes the width of parapet and side drain
D. includes the width of parapet and side drain
Answer» D. includes the width of parapet and side drain
160.

The width of pavement in addition to a gravelled berm 1 m on either side for a two directional traffic recommended by Nagpur Conference of Chief Engineers, is

A. 4.7 m
B. 5.7 m
C. 6.7 m
D. 7.7 m
Answer» D. 7.7 m
161.

As per recommendations of I.R.C., traffic volume study is carried out for rural roads for 7 days continuously during

A. harvesing
B. lean season
C. harvesting and lean season
D. none of these.
Answer» D. none of these.
162.

The type of transition curves generally provided on hill roads, is

A. circular
B. cubic parabola
C. Lemniscate
D. spiral.
Answer» E.
163.

Indian Road Congress (I.R.C.) was founded and constituted with its head quarters at New Delhi, in

A. 1924
B. 1927
C. 1930
D. 1934
Answer» E.
164.

Speed regulations on roads is decided on the basis of

A. 60 percentile cumulative frequency
B. 75 percentile cumulative frequency
C. 80 percentile cumulative frequency
D. 85 percentile cumulative frequency.
Answer» E.
165.

In water bound macadam roads, binding material, is

A. sand
B. stone dust
C. cement
D. brick dust.
Answer» C. cement
166.

According to IRC : 52-1973, for a single lane National Highway in hilly region,

A. width of the carriageway must be 3.75 m
B. shoulders on either side must be 1.25 m
C. total width of the road-way must be 6.25 m
D. total of the above.
Answer» E.
167.

The width formation of a road means the width of

A. carriageway
B. pavement and shoulders
C. embankment at ground level
D. embankment at the top level.
Answer» E.
168.

The desirable camber for straight roads with thin bituminous surfacing, is

A. 1 in 33 to 1 in 25
B. 1 in 40 to 1 in 33
C. 1 in 150 to 1 in 140
D. 1 in 160 to 1 in 140
Answer» D. 1 in 160 to 1 in 140
169.

Setting out of Lemniscate transition curves, is done with

A. perpendicular offsets
B. radial offsets
C. deflection angles
D. polar deflection angles.
Answer» E.
170.

On a pavement with parabolic camber, the angle of inclination of the vehicles will be

A. more at the crown
B. less at the edges
C. more at the edges
D. same at the edges as well as at the crown
Answer» D. same at the edges as well as at the crown
171.

The efficiency of the brakes of a vehicle depends upon

A. condition of road surface
B. condition of the tyres
C. presence of the show moisture
D. all the above.
Answer» E.
172.

According to the recommendations of Nagpur Conference, the width formation of an ideal National Highway in hard rock cutting, is

A. 8.9 m
B. 7.9 m
C. 6.9 m
D. 6.5 m
Answer» C. 6.9 m
173.

If d is the thickness of a concrete pavement, the equivalent radius b of resisting section for an interior loading, is

A. b = 0.6 + d2 - 0.675 d
B. b = 1.6 + d2 + 0.675 d
C. b = 1.6 + d2 - 3.675 d
D. b = 1.6 + d2 - 0.675 d
Answer» E.
174.

Retaining walls are generally constructed with dry rubble stones with 60 cm top width and

A. 1 : 2 front batter
B. 1 : 3 front batter
C. 1 : 4 front batter
D. 1 : 5 front batter
Answer» C. 1 : 4 front batter
175.

Bottom-most component of a flexible pavement, is

A. subgrade
B. sub-base
C. base
D. base course.
Answer» B. sub-base
176.

The wall constructed for the stability of an excavated portion of a road on the hill side, is known as

A. retaining wall
B. breast wall
C. parapet wall
D. all the above.
Answer» C. parapet wall
177.

Any gradient on a road is said to be an exceptional gradient, if it is

A. more than ruling gradient
B. less than average gradient
C. more than floating gradient
D. less than minimum gradient or more than maximum gradient.
Answer» E.
178.

Road makers along roads from the edge of a kerb should not be less than

A. 40 cm
B. 45 cm
C. 50 cm
D. 55 cm
Answer» E.
179.

If A is the projected area of a vehicle in square metres, V is speed of the vehicles in kilometres per hour and C is a constant, then the wind resistance R to the moving vehicles, is given by

A. R = CAV
B. R = CAV2
C. R = CAV3
Answer» C. R = CAV3
180.

Before providing super-elevation on roads, the portion of the carriageway between the crown and the outer edge is made

A. to have a reduced fall
B. horizontal
C. to have slope of the camber on the other half of the carriageway
D. none of these.
Answer» D. none of these.
181.

In a braking test, a vehicle travelling at 36 km ph was stopped at a braking distance of 8.0 m. The average value of the vehicle's skid resistance (friction coefficient) is

A. 0.64
B. 6.25
C. 0.16
D. none of these
Answer» D. none of these
182.

If no super elevation is provided on a road along curves, pot holes may develop at

A. inner edge of the road
B. outer edge of the road
C. centre of the road
D. no where on the road.
Answer» C. centre of the road
183.

The normal road width of National and State highways

A. is kept 45 m
B. in plain and rolling terrain built-up area, is 30 m
C. in mountainous built-up area is 20 m
D. All the above.
Answer» E.
184.

Thickness of broken centre line markings for a four lane road, is generally kept

A. 10 cm
B. 12 cm
C. 15 cm
D. 18 cm
Answer» D. 18 cm
185.

Width of the shoulders of carriage way is generally kept

A. 100 cm
B. 125 cm
C. 150 cm
D. 200 cm
Answer» E.
186.

Raising of outer edge of a road with respect to inner edge, is known

A. super elevation
B. cant
C. banking
D. all the above.
Answer» E.
187.

If the cross slope of a country is 25% to 60%, the terrain is classified as

A. plain
B. rolling
C. steep
D. mountainous.
Answer» E.
188.

Widening of the roads on curves in hilly region, is done

A. on the outer side
B. on the inner side
C. on the outer and inner sides equally
D. less on outer side and more on inner side.
Answer» C. on the outer and inner sides equally
189.

Increase in traffic volume, due to increase in transport vehicles, is known as

A. development traffic
B. normal traffic growth
C. generated traffic growth
D. current traffic
Answer» C. generated traffic growth
190.

For the movement of vehicles at an intersection of two roads, without any interference, the type of grade separator generally preferred to, is

A. delta
B. trumpet
C. diamond interchange
D. clover leaf.
Answer» E.
191.

If the velocity of moving vehicles on a road is 24 km/per hour, stopping distance is 19 metres and average length of vehicles is 6 metres, the basic capacity of lane, is

A. 500 vehicles per hour
B. 700 vehicles per hour
C. 1000 vehicles per hour
D. 1250 vehicles per hour
Answer» D. 1250 vehicles per hour
192.

Shoulders for high traffic volume roads, should

A. be stable throughout the year to be used by vehicles in the case of emergency
B. support and protect the ends of carriage ways
C. not allow entrance of water to sub-grade
D. all the above.
Answer» E.
193.

In an ideal transition curve, the radius of curvature

A. is constant
B. at any point is directly proportional to its distance from the point of commencement
C. is inversely proportional to the radius of main curve
D. is directly proportional to the radius of main curve
Answer» D. is directly proportional to the radius of main curve
194.

Formation width of a hill road is the distance between

A. outer end of side drain to outer end of parapet wall
B. outer end of side drain to inner end of parapet wall
C. inner end of side drain to outer end of parapet wall
D. inner end of side drain to inner end of parapet wall
Answer» B. outer end of side drain to inner end of parapet wall
195.

If the ruling gradient on any highway is 3%, the gradient provided on the curve of 300 metre radius, is

A. 0.02
B. 0.0225
C. 0.025
D. 0.0275
Answer» E.
196.

The gradients of trace cuts for hilly roads, are kept

A. equal to ruling gradient
B. 10 tO 20 per cent easier than ruling gradients
C. 10 to 20 per cent steeper than ruling gradients
D. none of these.
Answer» C. 10 to 20 per cent steeper than ruling gradients
197.

To indicate proper control of consistency of a freshly mixed concrete for pavement construction, the slump should be between

A. 3 to 5 cm
B. 4 to 6 cm
C. 5 to 7 cm
D. 7 to 10 cm
Answer» E.
198.

For a comfortable travel on Highways, the centrifugal ratio should not exceed

A. 0.1
B. 0.15
C. 0.2
D. 0.25
Answer» E.
199.

In welded wire mesh, the longitudinal wire is placed at

A. 10 cm centres
B. 15 cm centres
C. 20 cm centres
D. 25 cm centres
Answer» C. 20 cm centres
200.

Maximum number of vehicles that can pass a given point on a lane during one hour without creating unreasonable delay, is known as

A. traffic density of lane
B. basic capacity of lane
C. probable capacity of lane
D. practical capacity of lane.
Answer» E.