civil engineering MCQs – Page 155

Practise multiple-choice questions from civil engineering for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

civil engineering Mcqs
3081. RC-2, MC-2 and SC-2 correspond to_______________?
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A. viscosity in increasing order from RC-2 to SC-2

B. same viscosity

C. none of the above

D. viscosity in decreasing order from RC-2 to SC-2

3082. The shape of the camber, best suited for cement concrete pavements, is_______________?
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A. combination of straight and parabolic

B. elliptical

C. parabolic

D. straight line
3083. The ruling design speed on a National Highway in plain terrain as per IRC recommendations is_____________?
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A. 60 kmph

B. 80 kmph

C. 120 kmph

D. 100 kmph
3084. 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_____________?
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A. spot maps

B. collision diagram

C. pie chart

D. condition diagram
3085. On a single lane road with two way traffic, the minimum stopping sight distance is equal to______________?
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A. two times the stopping distance

B. half the stopping distance

C. three times the stopping distance

D. stopping distance

3086. Select the incorrect statement?
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A. Stop or red time of a signal is the sum of go and clearance intervals for the cross flow

B. Go or green time of a signal is the sum of stop and clearance intervals for the cross flow

C. The cycle length is normally 40 to 60 seconds for two phase signals

D. Clearance time is generally 3 to 5 seconds

3087. Percentage of free carbon in bitumen is______________?
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A. none of the above

B. more than that in tar

C. equal to that in tar

D. less than that in tar
3088. A traffic rotary is justified where______________?
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A. when traffic volume is more than 5000 vehicles per hour

B. space is limited and costly

C. number of intersecting roads is between 4 and 7

D. when traffic volume is less than 500 vehicles per hour

3089. Group index method of design of flexible pavement is_______________?
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A. a semi empirical method

B. an empirical method based on physical properties of subgrade soil

C. an empirical method based on strength characteristics of subgrade soil

D. a theoretical method

3090. Compared to a level surface, on a descending gradient the stopping sight distance is_______________?
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A. less

B. more

C. dependent on the speed

D. same

3091. The background colour of the informatory sign board is______________?
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A. yellow

B. red

C. green

D. white

3092. Which of the following tests measures the toughness of road aggregates ?
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A. shape test

B. crushing strength test

C. abrasion test

D. impact test
3093. Rigidity factor for a tyre pressure greater than 7 kg/cm2 is_______________?
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A. equal to 1

B. zero

C. greater than 1

D. less than 1
3094. The direct interchange ramp involves____________?
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A. diverging to the left side and merging from right

B. diverging to the right side and merging from left

C. diverging to the right side and merging from right

D. diverging to the left side and merging from left

3095. The entrance and exit curves of a rotary have_______________?
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A. different radii and different 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. equal radii and equal widths of pavement

3096. The maximum allowable Los Angeles abrasion value for high quality surface course is_______________?
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A. 30%

B. 20%

C. 45%

D. 10%

3097. The aggregates required for one kilometer length of water bound macadam road per meter width and for 10 mm thickness is________________?
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A. 10 cubic meter

B. 15 cubic meter

C. 12 cubic meter

D. 8 cubic meter

3098. Camber in the road is provided for_______________?
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A. having proper sight distance

B. counteracting the centrifugal force

C. effective drainage

D. none of the above

3099. With increase in speed of the traffic stream, the maximum capacity of the lane________________?
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A. decreases

B. first decreases and then increases after reaching a minimum value at optimum speed

C. increases

D. first increases and then decreases after reaching a maximum value at optimum speed
3100. The absolute minimum radius of curve for safe operation for a speed of 110 kmph is______________?
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A. 220 m

B. 110 m

C. 440 m

D. 577 m