Highway Engineering Multiple Choice Questions and Answers pdf - Set 06 - ObjectiveBooks

Highway Engineering Multiple Choice Questions and Answers pdf - Set 06

Practice Test: Question Set - 06

1. According to the recommendations of Nagpur Conference, the width formation of an ideal National Highway in hard rock cutting, is
    (A) 8.9 m
    (B) 7.9 m
    (C) 6.9 m
    (D) 6.5 m

2. Setting out of Lemniscate transition curves, is done with
    (A) Perpendicular offsets
    (B) Radial offsets
    (C) Deflection angles
    (D) Polar deflection angles

3. 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

4. The head light of vehicles should be such that its lower beam illuminates objects at
    (A) 10 m
    (B) 20 m
    (C) 30 m
    (D) 40 m

5. The gradients of trace cuts for hilly roads, are kept
    (A) Equal to ruling gradient
    (B) 10 to 20 percent easier than ruling gradients
    (C) 10 to 20 percent steeper than ruling gradients
    (D) None of these

6. Which of the following represents a carpet of sand-bitumen mix without coarse aggregates?
    (A) Mastic asphalt
    (B) Sheet asphalt
    (C) Bituminous carpet
    (D) Bituminous concrete

7. Reinforcement in cement concrete slab of road pavements, is placed
    (A) Longitudinally
    (B) Transversely
    (C) Longitudinally and transversely
    (D) In the form of welded wire mesh

8. The ability of a driver to stop the vehicle moving with the designed speed, depends upon:
    (A) Perception time
    (B) Brake reaction time
    (C) Efficiency of the brakes
    (D) All the above

9. Maximum number of vehicles can be parked with
    (A) Parallel parking
    (B) 30° angle parking
    (C) 45° angle parking
    (D) 90° angle parking

10. On concrete roads, the camber generally provided, is
    (A) 1 in 20 to 1 in 24
    (B) 1 in 30 to 1 in 48
    (C) 1 in 36 to 1 in 48
    (D) 1 in 60 to 1 in 72

11. If d is the economic designed depth of a slab, the thickness of the cement concrete pavement slab at interior, is kept
    (A) 1.275 d
    (B) 1.125 d
    (C) 0.85 d
    (D) 0.75 d

12. 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

13. If L is the length of a moving vehicle and R is the radius of curve, the extra mechanical width b to be provided on horizontal curves,
    (A) L/R
    (B) L/2R
    (C) L²/2R
    (D) L/3R

14. Interior thickness of concrete road slab for design wheel load 6300 kg and permissible flexural stress 21 kg/cm2, is
    (A) 17.0 cm
    (B) 25.5 cm
    (C) 34.0 cm
    (D) 42.5 cm

15. For rapid curing cutbacks, the oil used is
    (A) Gasoline
    (B) Kerosene oil
    (C) Light diesel
    (D) Heavy diesel

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