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Civil Engineering :: Highway Engineering

  1. If a Lemniscate curve of transition throughout is introduced to connect two parallel roads, the maximum polar angle of the curve, is

  2. A.
    10°
    B.
    15°
    C.
    20°
    D.
    30°
    E.
    45°

  3. If the cross slope of a country is 25% to 60%, the terrain is classified as

  4. A.
    plain
    B.
    rolling
    C.
    steep
    D.
    mountainous.

  5. Setting out of Lemniscate transition curves, is done with

  6. A.
    perpendicular offsets
    B.
    radial offsets
    C.
    deflection angles
    D.
    polar deflection angles.

  7. Reference pillars fixed on the centre line of a proposed road, provide the following information:

  8. A.
    reduced distance (R.D.)
    B.
    horizontal distance of road from the centre line
    C.
    reduced level at the top of pillar
    D.
    formation level of the road
    E.
    all the above.

  9. The normal road land width for a major district road in open area, is

  10. A.
    45 m
    B.
    25 m
    C.
    15 m
    D.
    12 m

  11. On earth roads, the camber should preferably be

  12. A.
    1 in 20 to 1 in 24
    B.
    1 in 30 to 1 in 48
    C.
    1 in 15 to 1 in 20
    D.
    1 in 10 to 1 in 15
    E.
    1 in 10 to 1 in 12

  13. The convexity provided to the carriageway between the crown and edge of the pavement, is known as

  14. A.
    super-elevation
    B.
    camber
    C.
    height of the pavement
    D.
    None of these.

  15. Alignment of highways in hilly regions, is decided on

  16. A.
    long stretch of very hard cutting
    B.
    number of river crossings
    C.
    natural unstable areas
    D.
    saddles or passes
    E.
    all the above.

  17. The standard equation of a cubical spiral transition curve provided on roads, is

  18. A.
    B.
    C.
    D.
    E.
    none of these.

  19. If At is the area of steel cross-section, t is working stress, L is width of road and W is weight of slab per square metre, the spacing of the tie bars for a longitudinal joint, is