Highway Engineering MCQ pdf - Set 11 - ObjectiveBooks

Highway Engineering MCQ pdf - Set 11

Practice Test: Question Set - 11

1. A single lane carriage way whenever changes to two-lane carriage way, is affected through a taper of
    (A) 1 in 10
    (B) 1 in 15
    (C) 1 in 20
    (D) 1 in 15 to 1 in 20

2. If N is deviation angle, the length L, of a parabolic vertical curve for safe stopping distance S, is
    (A) NS2/4.4 if L > S
    (B) 2S - 4.4/N if L < S
    (C) 2S - 4.4/N if L > S
    (D) Both (a) and (b)

3. Softening point of bitumen to be used for read construction at a place where maximum temperature is 40°C should be
    (A) Less than 40°C
    (B) Greater than 40°C
    (C) Equal to 40°C
    (D) None of the above

4. 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) All of the above

5. If a Lemniscate curve of transition throughout is introduced to connect two parallel roads, the maximum polar angle of the curve, is
    (A) 10°
    (B) 15°
    (C) 20°
    (D) 30°

6. Minimum thickness of a layer of fine sand required to cut off capillary rise of water completely, should be
    (A) 40 cm
    (B) 52 cm
    (C) 64 cm
    (D) 76 cm

7. The standard equation of a cubical spiral transition curve provided on roads, is
    (A) y = l2/6RL
    (B) y = x3/6RL
    (C) y = x2/6RL
    (D) y = x/6RL

8. If N is the algebraic difference of grades, S is the head light beam distance in metres, the length (L) of a valley curve, is
    (A) NS2/4
    (B) NS2/6
    (C) NS2/9.6
    (D) NS2/4.8

9. To prevent compressive stresses in a rigid concrete pavement, the joint provided, is
    (A) Expansion joint
    (B) Contraction joint
    (C) Hinged joint
    (D) All the above

10. Along high ways confirmatory route markers are generally fixed
    (A) Before the crossing on the left side
    (B) After the crossing on the left side
    (C) Before the crossing on the right side
    (D) After the crossing on the right side

11. If the width of carriage way is 12.5 meters, outer edge 50 cm higher than the inner edge, the required super elevation is
    (A) 50 cm
    (B) 1 in 25
    (C) 1 in 400
    (D) 1 in 40

12. If N is the net difference of grades, S is the minimum overtaken sight distance in meters, the length (L) of a summit curve, is
    (A) NS/4
    (B) NS2/4
    (C) NS2/4.8
    (D) NS2/9.6

13. Super-elevation on roads in snow bound areas, should generally not exceed
    (A) 15 %
    (B) 12 %
    (C) 10 %
    (D) 7 %

14. Passing zones are generally not provided on
    (A) Summit curves
    (B) Horizontal curves
    (C) Two lane highways
    (D) All the above

15. In a braking test, a vehicle traveling 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

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