Home / Civil Engineering / Highway Engineering :: Section 3

Civil Engineering :: Highway Engineering

  1. Minimum thickness of the base of a flexible pavement, is

  2. A.
    10 cm
    B.
    15 cm
    C.
    20 cm
    D.
    25 cm
    E.
    30 cm.

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. One-way streets are generally provided in crowded cities as, these

  4. A.
    are inexpensive means of traffic flow
    B.
    reduce delays to vehicles
    C.
    permit higher speed
    D.
    reduce the number of accidents
    E.
    all the above.

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. The perpendicular offset from the tan-get to the central point of the circular curve, is

  6. A.
    R sin θ/2
    B.
    R cos θ/2
    C.
    R (1 - cos θ/2)
    D.
    R (1 - sin θ/2)
    E.
    none of these.

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. An Executive Engineer of roads, executes works under direct control of

  8. A.
    Superintending Engineer
    B.
    Secretary to the Govt
    C.
    Chief Engineer
    D.
    None of these.

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. Newly constructed pavement with ordinary Portland cement attains its working strength after

  10. A.
    7 days
    B.
    14 days
    C.
    21 days
    D.
    28 days
    E.
    42 days

    View Answer

    Workspace

    Discuss Discuss in Forum


  11. Curves in the same direction separated by short tangents, are called

  12. A.
    simple circular curves
    B.
    compound curves
    C.
    transition curves
    D.
    broken-back curves.
    E.
    None of these.

    View Answer

    Workspace

    Discuss Discuss in Forum


  13. When an up gradient of a highway meets a downgrade, the vertical curve provided, is known as

  14. A.
    valley curve
    B.
    sag curve
    C.
    summit curve
    D.
    all the above.

    View Answer

    Workspace

    Discuss Discuss in Forum


  15. If the coefficient of friction on the road surface is 0.15 and a maximum super-elevation 1 in 15 is provided, the maximum speed of the vehicles on a curve of 100 metre radius, is

  16. A.
    32.44 km/hour
    B.
    42.44 kg/hour
    C.
    52.44 km/hour
    D.
    62.44 km/hour
    E.
    72.44 km/hour

    View Answer

    Workspace

    Discuss Discuss in Forum


  17. The maximum distance of the apex of a vertical curve of length L from the point of intersection of two grades + g1%, and - g2% (g1 > g2), is

  18. View Answer

    Workspace

    Discuss Discuss in Forum


  19. The wall constructed for the stability of a back filling portion of a road on the down hill side, is known as

  20. A.
    retaining wall
    B.
    breast wall
    C.
    parapet wall
    D.
    all the above.

    View Answer

    Workspace

    Discuss Discuss in Forum