highway engineering MCQs – Page 2

Practise focused highway engineering questions with marked answers for exam preparation and subject revision.

highway engineering Mcqs
21. 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

22. 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
23. 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

24. Centre line markings are used_____________?
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A. in roadways meant for two way traffic

B. to indicate that overtaking is not permitted

C. to designate proper lateral placement of vehicles before turning to different directions

D. to designate traffic lanes

25. Equivalent factor of passenger car unit (PCU) for a passenger car as per IRC is_____________?
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A. 0.5

B. 1.0

C. 10

D. 2

26. Which of the following is known as design capacity ?
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A. possible capacity

B. basic capacity

C. theoretical capacity

D. practical capacity

27. The critical combination of stresses for corner region in cement concrete roads is____________?
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A. load stress + warping stress + frictional stress

B. load stress + warping stress frictional stress

C. load stress + frictional stress

D. load stress + warping stress
28. When two equally important roads cross roughly at right angles, the suitable shape of central island is________________?
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A. tangent

B. elliptical

C. circular

D. turbine

29. If the stopping distance and average length of a vehicle are 18 m and 6 m respectively, then the theoretical maximum capacity of a traffic lane at a speed of 10 m/sec is________________?
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A. 2000 vehicles per hour

B. 2500 vehicles per hour

C. 3000 vehicles per hour

D. 1500 vehicles per hour
30. For highway geometric design purposes the speed used is________________?
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A. 15th percentile

B. 50 percentile

C. 98 percentile

D. 85th percentile

31. The sequence of four stages of survey in a highway alignment is______________?
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A. map study, preliminary survey, reconnaissance and detailed survey

B. map study, reconnaissance, preliminary survey and detailed survey

C. reconnaissance, map study, preliminary survey and detailed survey

D. preliminary survey, map study, reconnaissance and detailed survey

32. As per IRC recommendations, the average level of illumination on important roads carrying fast traffic is______________?
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A. 20 lux

B. 30 lux

C. 15 lux

D. 10 lux

33. In case of hill roads, the extra widening is generally provided______________?
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A. fully on the inner side of the curve

B. fully on the outer side of the curve

C. one-fourth on inner side and three-fourth on outer side of the curve

D. equally on inner and outer sides of the curve

34. Select the correct statement_________________?
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A. Psychological extra widening depends on the number of traffic lanes.

B. Psychological extra widening depends on the length of wheel base.

C. Psychological extra widening depends on the speed of vehicle

D. Mechanical extra widening depends on the speed of vehicle.

35. The maximum spacing of contraction joints in rigid pavements is_____________?
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A. 3.5 m

B. 4.5 m

C. 5.5m

D. 2.5 m

36. The recommended grade of tar for grouting purpose is_______________?
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A. RT.3

B. RT-2

C. RT-5

D. RT-1

37. In the penetration macadam construction, the bitumen is__________________?
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A. sprayed before the aggregates are spread and compacted

B. sprayed after the aggregates are spread and compacted

C. premixed with aggregates and then spread

D. none of the above

38. Penetration test on bitumen is used for determining its_____________?
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A. grade

B. temperature susceptibility

C. ductility

D. viscosity

39. The binder normally used in flexible pavement construction is________________?
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A. cement

B. none of the above

C. bitumen

D. lime

40. The maximum design gradient for vertical profile of a road is______________?
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A. ruling gradient

B. minimum gradient

C. exceptional gradient

D. limiting gradient