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Civil Engineering :: Railway Engineering

  1. Heel divergence is

  2. A.

     Always less than flange-way clearance

    B.

     Equal to flange-way clearance

    C.

     Always greater than flange-way clearance

    D.

     Sometimes greater than flange-way clearance


  3. On a single rail track, goods trains loaded with heavy iron material run starting from ‘A’ to ‘B’ and then empty wagons run from ‘B’ to ‘A’. The amount of creep in the rails:

  4. A.

     Will be more in the direction of B to A

    B.

     Will be more in the direction of A to B

    C.

     Will be maximum at the middle of A and B

    D.

     Cannot be determined from the given data


  5. Staggered joints are generally provided

  6. A.

     On curves

    B.

     On straight track

    C.

     When two different rail sections are required to be joined

    D.

     None of the above


  7. The side slope of embankments for a railway track is generally taken as

  8. A.

     1:1

    B.

     1.5:1

    C.

     2:1

    D.

     1:2


  9. Loose jaws of steel trough sleepers are made of

  10. A.

     cast steel

    B.

     mild steel

    C.

     cast iron

    D.

     spring steel


  11. For a Broad Gauge route with M+7 sleeper density, number of sleepers per rail length is

  12. A.

     18

    B.

     19

    C.

     20

    D.

     21


  13. Which of the following types of sleepers is preferred on joints ?

  14. A.

     CST-9 sleeper

    B.

     steel trough sleeper

    C.

     wooden sleeper

    D.

     concrete sleeper


  15. Vertical curves are provided where algebraic difference between grades is equal to or

  16. A.

     less than 2 mm/m

    B.

     more than 2 mm/m

    C.

     less than 4 mm/m

    D.

     more than 4mm/m


  17. If a is the angle of crossing, then the number of crossings ‘N’ according to right angle method is given by

  18. A.

     Vi cot(cc/2)

    B.

     cot(oc/2)

    C.

     cot(a)

    D.

     Vi cosec(a/2)


  19. Which one of the following rail failures is caused by loose fish bolts at expansion joints?

  20. A.

     crushed head

    B.

     angular break

    C.

     split head

    D.

     transverse fissures