Explore topic-wise MCQs in Civil Engineering.

This section includes 307 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.

51.

The method of design of flexible pavement as recommended by IRC is____________?

A. group index method
B. CBR method
C. Westergaard method
D. Benkelman beam method
Answer» C. Westergaard method
52.

The maximum width of a vehicle as recommended by IRC is________________?

A. 1.85m
B. 2.44 m
C. 3.81 m
D. 4.72 m
Answer» C. 3.81 m
53.

The maximum thickness of expansion joint in rigid pavements is______________?

A. 0
B. 25 mm
C. 50 mm
D. 100 mm
Answer» C. 50 mm
54.

The maximum spacing of contraction joints in rigid pavements is_____________?

A. 2.5 m
B. 3.5 m
C. 4.5 m
D. 5.5m
Answer» D. 5.5m
55.

The maximum number of vehicles beyond which the rotary may not function efficiently is______________?

A. 500 vehicles per hour
B. 500 vehicles per day
C. 5000 vehicles per hour
D. 5000 vehicles per day
Answer» D. 5000 vehicles per day
56.

The maximum limit of water absorption for aggregate suitable for road construction is____________?

A. 0.4 %
B. 0.6%
C. 0.8 %
D. 1.0 %
Answer» C. 0.8 %
57.

The maximum design gradient for vertical profile of a road is______________?

A. ruling gradient
B. limiting gradient
C. exceptional gradient
D. minimum gradient
Answer» B. limiting gradient
58.

The maximum allowable Los Angeles abrasion value for high quality surface course is_______________?

A. 10%
B. 20 %
C. 30%
D. 45 %
Answer» D. 45 %
59.

The group index for a soil, whose liquid limit is 40 percent, plasticity index is 10 percent and percentage passing 75 micron IS sieve is 35, is______________?

A. 0
B. 3
C. 5
D. 7
Answer» B. 3
60.

The fundamental factor in the selection of pavement type is_____________?

A. climatic condition
B. type and intensity of traffic
C. subgrade soil and drainage conditions
D. availability of funds for the construction project
Answer» C. subgrade soil and drainage conditions
61.

The function of an expansion joint in rigid pavements is to______________?

A. relieve warping stresses
B. relieve shrinkage stresses
C. resist stresses due to expansion
D. allow free expansion
Answer» E.
62.

The entrance and exit curves of a rotary have_______________?

A. equal radii and equal widths of pavement
B. equal radii but pavement width is more at entrance than at exit curve
C. equal pavement widths but radius is more at entrance curve than at exit curve
D. different radii and different widths of pavement
Answer» E.
63.

The effect of grade on safe overtaking sight distance is_______________?

A. to increase it on descending grades and to decrease it on ascending grades
B. to decrease it on descending grades and to increase it on ascending grades
C. to increase it on both descending and ascending grades
D. to decrease it on both descending and ascending grades
Answer» D. to decrease it on both descending and ascending grades
64.

The ductility value of bitumen for suitability in road construction should not be less than____________?

A. 30 cm
B. 40 cm
C. 50 cm
D. 60 cm
Answer» D. 60 cm
65.

The drain which is provided parallel to roadway to intercept and divert the water from hill slopes is known as_______________?

A. sloping drain
B. catchwater drain
C. side drain
D. cross drain
Answer» C. side drain
66.

The direct interchange ramp involves____________?

A. diverging to the right side and merging from left
B. diverging to the left side and merging from right
C. diverging to the right side and merging from right
D. diverging to the left side and merging from left
Answer» D. diverging to the left side and merging from left
67.

The diagram which shows the approximate path of vehicles and pedestrians involved in accidents is known as___________________?

A. spot maps
B. pie charts
C. condition diagram
D. collision diagram
Answer» E.
68.

The diagram which shows all important physical conditions of an accident location like roadway limits, bridges, trees and all details of roadway conditions is known as_____________?

A. pie chart
B. spot maps
C. condition diagram
D. collision diagram
Answer» D. collision diagram
69.

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

A. overtaking sight distance
B. two times the overtaking sight distance
C. three times the overtaking sight distance
D. five times the overtaking sight distance
Answer» E.
70.

The critical combination of stresses for corner region in cement concrete roads is____________?

A. load stress + warping stress frictional stress
B. load stress + warping stress + frictional stress
C. load stress + warping stress
D. load stress + frictional stress
Answer» D. load stress + frictional stress
71.

The camber of shoulders in water bound macadam roads is________________?

A. equal to the cross slope of pavement
B. less than the cross slope of pavement
C. greater than the cross slope of pavement
D. zero
Answer» B. less than the cross slope of pavement
72.

The camber of road should be approximately equal to___________________?

A. longitudinal gradient
B. two times the longitudinal gradient
C. three times the longitudinal gradient
D. half the longitudinal gradient
Answer» E.
73.

The camber for hill roads in case of bituminous surfacing is adopted as________________?

A. 2%
B. 2.5%
C. 3%
D. 4%
Answer» C. 3%
74.

The binder normally used in flexible pavement construction is________________?

A. cement
B. lime
C. bitumen
D. none of the above
Answer» D. none of the above
75.

The background colour of the informatory sign board is______________?

A. red
B. yellow
C. green
D. white
Answer» C. green
76.

The attainment of super elevation by rotation of pavement about the inner edge of the pavement_______________?

A. is preferable in steep terrain
B. results in balancing the earthwork
C. avoids the drainage problem in flat terrain
D. does not change the vertical alignment of road
Answer» D. does not change the vertical alignment of road
77.

The aggregates required for one kilometer length of water bound macadam road per meter width and for 10 mm thickness is________________?

A. 8 cubic meter
B. 10 cubic meter
C. 12 cubic meter
D. 15 cubic meter
Answer» D. 15 cubic meter
78.

Scientific planning of transportation system and mass transit facilities in cities should be based on_____________?

A. spot speed data
B. origin and destination data
C. traffic volume data
D. accident data
Answer» C. traffic volume data
79.

Rigidity factor for a tyre pressure greater than 7 kg/cm2 is_______________?

A. equal to 1
B. less than 1
C. greater than 1
D. zero
Answer» C. greater than 1
80.

Reaction time of a driver_______________?

A. increases with increase in speed
B. decreases with increase in speed
C. is same for all speeds
D. none of the above
Answer» C. is same for all speeds
81.

RC-2, MC-2 and SC-2 correspond to_______________?

A. same viscosity
B. viscosity in increasing order from RC-2 to SC-2
C. viscosity in decreasing order from RC-2 to SC-2
D. none of the above
Answer» B. viscosity in increasing order from RC-2 to SC-2
82.

Percentage of free carbon in bitumen is______________?

A. more than that in tar
B. less than that in tar
C. equal to that in tar
D. none of the above
Answer» C. equal to that in tar
83.

Penetration test on bitumen is used for determining its_____________?

A. grade
B. viscosity
C. ductility
D. temperature susceptibility
Answer» B. viscosity
84.

On a single lane road with two way traffic, the minimum stopping sight distance is equal to______________?

A. stopping distance
B. two times the stopping distance
C. half the stopping distance
D. three times the stopping distance
Answer» C. half the stopping distance
85.

On a right angled road intersection with two way traffic, the total number of conflict points is______________?

A. 6
B. 11
C. 18
D. 24
Answer» E.
86.

On a horizontal curve if the pavement is kept horizontal across the alignment, then the pressure on the outer wheels will be_________________?

A. more than the pressure on inner wheels
B. less than the pressure on inner wheels
C. equal to the pressure on inner wheels
Answer» B. less than the pressure on inner wheels
87.

Nagpur road plan formula were prepared by assuming______________?

A. rectangular or block road pattern
B. radial or star and block road pattern
C. radial or star and circular road pattern
D. radial or star and grid road pattern
Answer» E.
88.

Most suitable material for highway embankments is______________?

A. granular soil
B. organic soil
C. silts
D. clays
Answer» B. organic soil
89.

Maximum number of vehicles can be parked with_______________?

A. parallel parking
B. 30° angle parking
C. 45° angle parking
D. 90° angle parking
Answer» E.
90.

Maximum daily traffic capacity of bituminous pavements is______________?

A. 500 tonnes per day
B. 1000 tonnes per day
C. 1500 tonnes per day
D. 2000 tonnes per day
Answer» D. 2000 tonnes per day
91.

Los Angeles testing machine is used to conduct______________?

A. abrasion test
B. impact test
C. attrition test
D. crushing strength test
Answer» B. impact test
92.

Length of a vehicle affects________________?

A. width of traffic lanes
B. extra width of pavement and minimum turning radius
C. width of shoulders and parking facilities
D. clearance to be provided under structures such as overbridges, under-bridges etc
Answer» C. width of shoulders and parking facilities
93.

In the penetration macadam construction, the bitumen is__________________?

A. sprayed after the aggregates are spread and compacted
B. premixed with aggregates and then spread
C. sprayed before the aggregates are spread and compacted
D. none of the above
Answer» B. premixed with aggregates and then spread
94.

In soils having same values of plasticity index, if liquid limit is increased, then_____________?

A. compressibility and permeability decrease and dry strength increases
B. compressibility, permeability and dry strength decrease
C. compressibility, permeability and dry strength increase
D. compressibility and permeability increase and dry strength decreases
Answer» E.
95.

In hill roads the side drains arc provided________________?

A. only on the hill side of road
B. only on the opposite side of hill
C. on both sides of road
D. none of the above
Answer» B. only on the opposite side of hill
96.

In highway construction, rolling starts from________________?

A. sides and proceed to centre
B. centre and proceed to sides
C. one side and proceed to other side
D. any of the above
Answer» B. centre and proceed to sides
97.

In highway construction on super elevated curves, the rolling shall proceed from_________________?

A. sides towards the centre
B. centre towards the sides
C. lower edge towards the upper edge
D. upper edge towards the lower edge
Answer» D. upper edge towards the lower edge
98.

In CBR test the value of CBR is calculated at_______________?

A. 2.5 mm penetration only
B. 5.0 mm penetration only
C. 7.5 mm penetration only
D. both 2.5mm and 5.0 mm penetrations
Answer» E.
99.

In case of summit curves, the deviation angle will be maximum when_______________?

A. an ascending gradient meets with another ascending gradient
B. an ascending gradient meets with a descending gradient
C. a descending gradient meets with another descending gradient
D. an ascending gradient meets with a level surface
Answer» C. a descending gradient meets with another descending gradient
100.

In case of hill roads, the extra widening is generally provided______________?

A. equally on inner and outer sides of the curve
B. fully on the inner side of the curve
C. fully on the outer side of the curve
D. one-fourth on inner side and three-fourth on outer side of the curve
Answer» C. fully on the outer side of the curve