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Civil Engineering :: Highway Engineering

  1. Pick up the correct statement from the following:

  2. A.
    Seasonal cycle of traffic volume during April and November, is usually near the annual average
    B.
    Mid-winter seasonal cycle of traffic is least
    C.
    Mid-summer seasonal cycle of traffic is highest
    D.
    All the above.

  3. The advantage of providing superelevation on roads, is

  4. A.
    higher speed of vehicles
    B.
    increased volume of traffic
    C.
    reduced maintenance cost of the roads
    D.
    draining off rain water quickly
    E.
    all the above.

  5. The shape of a vertical curve, is

  6. A.
    parabolic
    B.
    elliptical
    C.
    circular
    D.
    spiral
    E.
    all the above.

  7. To prevent movement of moisture from subgrade to road pavement at the same level as that of water-table, thickness of a cut off layer of coarse sand, is

  8. A.
    15 cm
    B.
    20 cm
    C.
    30 cm
    D.
    45 cm
    E.
    none of these.

  9. For Indian conditions, the water bound macadam roads, are suitable if daily traffic does not exceed

  10. A.
    2000 tonnes
    B.
    2500 tonnes
    C.
    3000 tonnes
    D.
    3500 tonnes

  11. If h1 is the height of the driver's eye and h2 is the height of an obstruction above road surface, then, for a minimum sight distance S, the length of the vertical curve should be greater than


  12. For maximum strength and durability minimum percentage of cement, by weight is

  13. A.
    15%
    B.
    20%
    C.
    25%
    D.
    30%
    E.
    33%

  14. Camber in pavements is provided by

  15. A.
    straight line method
    B.
    parabola method
    C.
    straight at the edges and parabolic at the crown
    D.
    all the above.

  16. The minimum design speed of various types of highways in plain terrain is the same as the ruling design speed of

  17. A.
    rolling terrain
    B.
    mountainous terrain
    C.
    steep terrain
    D.
    none of these.

  18. Passing zones are generally not provided on

  19. A.
    summit curves
    B.
    horizontal curves
    C.
    two lane highways
    D.
    all the above.