Highway Engineering Online Test - Paper 3 »Expert-Level Test

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Total Questions: 50
Time Allotted: 50 minutes
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1 / 50

1. The main important modification made in Macadam's method of road construction with respect to the older method is:

a) sub grade drainage and compaction

b) identifying that foundation stones are not necessary at the bottom layer

c) both of the above

d) none of the above

2 / 50

2. Perception and brake reaction time depend upon

a) speed of the vehicle

b) alertness of the driver

c) efficiency of the brake

d) all of the above

3 / 50

3. Design of horizontal and vertical alignment, super elevation, sight distance, and grades are badly affected by

a) height of the vehicle

b) length of the vehicle

c) speed of the vehicle

d) width of the vehicle

4 / 50

4. The distance along the road surface at which a driver may perceive objects at a specific height above the carriage way is known as

a) sight distance

b) stopping sight distance

c) overtaking sight distance

d) intermediate sight distance

5 / 50

5. When the degree of a road curve is defined by taking an arc of 30 m length, the radius of 1┬░ curve would be

a) 1619 m

b) 1718.9 m

c) 1197 m

d) 1971 m

6 / 50

6. The peak formed by two rising gradients is called

a) peak

b) ridge

c) summit

d) top

7 / 50

7. The main cause of skidding is

a) more friction between the tire of the vehicle and the surface of the pavement

b) equal friction between the tire of the vehicle and the surface of the pavement

c) less friction between the tire of the vehicle and the surface of the pavement

d) none of the above

8 / 50

8. Level Crossing is a

a) regulatory sign

b) warning sign

c) informatory sign

d) general sign

9 / 50

9. Patching should be done just:

a) after the rainy season

b) after the summer season

c) before the winter season

d) before the rainy season

10 / 50

10. Yellow color of a colored light traffic signal indicates

a) go

b) stop

c) be ready to go

d) clearance time

11 / 50

11. Bituminous road is

a) fair weather road

b) all-weather road

c) rigid pavement

d) all of the above

12 / 50

12. Sub-surface drainage of a road means removal of rainwater from

a) the surface of the road

b) the sub-grade or sub-surface of the road

c) the surface and sub-surface of the road

d) the soil mass

13 / 50

13. At the horizontal curve, the outer edge of the pavement is raised with respect to the inner edge to counteract the effect of centrifugal force, is known as

a) super elevation

b) camber

c) crown

d) shoulder

14 / 50

14. The first stage of deciding the alignment of a hill road is

a) reconnaissance

b) preliminary survey

c) trace cut

d) detailed survey

15 / 50

15. A road sign indicating 'Keep Left' is

a) warning sign

b) prohibitory sign

c) mandatory sign

d) informatory sign

16 / 50

16. Which one is the best parking?

a) 180┬░

b) 90┬░

c) 75┬░

d) 45┬░

17 / 50

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

a) plain

b) rolling

c) mountains

d) steep

18 / 50

18. A traffic junction so designed that all traffic streams are divided and unobstructed to pass over and under each other is:

a) fly over structure

b) flashed junction

c) kerbed junction

d) none of the above

19 / 50

19. Mostly used road in Nepal is

a) earthen road

b) WBM road

c) bitumen road

d) cement concrete road

20 / 50

20. The value of super elevation is more when:

a) speed is more

b) radius of the curve is less

c) both (a) and (b)

d) none of the above

21 / 50

21. In a proposed alignment, the type of soil which will not be preferred is

a) soft rock

b) ordinary soil

c) hard rock

d) all of the above

22 / 50

22. The change in road directions is made possible by introducing

a) horizontal curve

b) vertical curve

c) inclined curve

d) none of the above

23 / 50

23. 10 to 20 cm diameter holes provided in a retaining structure to drain off the seepage flow are known as

a) weep holes

b) honeycombing

c) scuppers

d) saucer drains

24 / 50

24. If a road has to be provided in cutting, then side drains should be

a) on one side of the road

b) on both sides of the road

c) in the middle of the road

d) on both sides and the middle of the road

25 / 50

25. Maximum size of aggregate used for single otta seal

a) 13 mm

b) 14 mm

c) 15 mm

d) 16 mm

26 / 50

26. While performing attrition and Los Angeles abrasion tests, the minimum weight of stones to be used should be

a) 5 kg

b) 2 kg

c) 8 kg

d) 7.5 kg

27 / 50

27. For transportation purposes in Nepal, the first preference is given to:

a) airlines

b) roadways

c) railways

d) shipping

28 / 50

28. If the wearing course of the road is 5 cm, the base course is 15 cm, the sub-base course is 15 cm, and the capping layer is 15 cm, then what will be the thickness of the pavement?

a) 35 cm

b) 50 cm

c) 5 cm

d) 20 cm

29 / 50

29. In scant rainfall regions, the camber provided is

a) nil

b) flatter

c) steeper

d) normal

30 / 50

30. Moving car observe method is a procedure to

a) find the traffic flow of the traffic stream

b) estimate the traffic capacity of a road section

c) carry out origin-destination studies

d) identify accident-prone locations on highways

31 / 50

31. The types of curves generally provided on highways are

a) circular curve

b) transitional curve

c) vertical curve

d) all of the above

32 / 50

32. Waves and corrugation may be formed because of

a) lack of bond for aggregate

b) wearing coat being more elastic

c) excessive compression

d) defective rolling

33 / 50

33. While negotiating a curve

a) wheels of both axles tread the same path

b) front wheels follow a less radius than rear wheels

c) rear wheels follow a less radius than front wheels

d) none of the above

34 / 50

34. Surface painting is

a) marking of white and yellow lines on pavement

b) providing a thin bituminous layer over WBM roads

c) application of bitumen concrete layer over WBM road

d) application of a hot mix of bitumen and the stone chips over it

35 / 50

35. Seal coat is a layer of

a) cement concrete

b) coarse sand & bitumen

c) water repellent agent

d) adhesive to improve the bond between aggregates

36 / 50

36. Bleeding may occur due to

a) an excess of tar material

b) insufficient quantity of binding

c) binder not hot enough at the time of application

d) all of the above

37 / 50

37. T-beam is suitable for a span of

a) 25-30 m span

b) >30 m span

c) 0-10 m span

d) 10-25 m span

38 / 50

38. The minimum length of the transition curve in a hill road

a) 10 m

b) 15 m

c) 20 m

d) 25 m

39 / 50

39. In highway pavements, emulsions are mainly used in

a) surface dressing

b) patching and maintenance operating

c) bitumen macadam

d) asphaltic concrete

40 / 50

40. Pick up the incorrect statement from the following

a) roads are always constructed in a straight line

b) roads may be provided horizontal curves

c) roads may be provided vertical curves

d) roads may be provided both horizontal and vertical curves

41 / 50

41. The convexity provided to the carriageway between the crown and edge of pavement is called

a) camber

b) transverse slope

c) cross fall

d) all of the above

42 / 50

42. An advantage of a one-way traffic system is that

a) saving of fuel and hence economy

b) short joining distances

c) quality of improvement in the environment

d) reduced number of conflicting points

43 / 50

43. The effect of gradient on safe overtaking sight distance is

a) to increase it on descending grades and decrease it on ascending grades

b) to decrease it on descending grade and increase it on ascending grades

c) to increase it on both descending grades and ascending grades

d) to decrease it on both descending grades and ascending grades

44 / 50

44. Red color of a colored light traffic signal indicates

a) go

b) stop

c) be ready to go

d) clearance time

45 / 50

45. The total reaction time for an average driver for a normal situation is

a) 5 sec.

b) 2.5 sec.

c) 4 sec.

d) 2 sec.

46 / 50

46. The loosening of the top surface of a road by pickaxes is called

a) picking

b) peeling

c) blistering

d) scarifying

47 / 50

47. In bituminous macadam road, the binding material used is

a) cement

b) bitumen

c) clay

d) stone dust

48 / 50

48. The road surfacing should be

a) impervious

b) durable

c) stable

d) all of the above

49 / 50

49. The length of the side of warning sign boards on roads is

a) 30 cm

b) 45 cm

c) 60 cm

d) 75 cm

50 / 50

50. The super elevation in roads is

a) directly proportional to the width of the pavement

b) directly proportional to the square of the velocity of vehicles

c) inversely proportional to the square of the width of the pavement

d) directly proportional to the square of the radius of curvature

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