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Civil Engineering :: Structural Design Specifications

  1. The maximum area of compression reinforcement in a beam of cross section B x D is limited to

  2. A.
    0.02 BD
    B.
    0.03 BD
    C.
    0.04 BD
    D.
    0.05 BD

  3. Moist curing of the exposed surfaces of concrete is done at least for

  4. A.
    3 days
    B.
    5 days
    C.
    7 days
    D.
    14 days

  5. Pick up the incorrect statement from the following:

  6. A.
    The gross section of the web of rolled I-beams is the depth of the beam multiplied by the web thickness
    B.
    The gross section of the web of channels is the depth of the web multiplied by its thickness
    C.
    The gross section of the web of plate girders is the depth of the web plate multiplied by its thinkness
    D.
    None of these.

  7. If the ratio of effective span to overall depth of a simply supported beam is equal or greater than 1 but less than or equal to 2, the lever arm, is

  8. A.
    0.2 (l + 2D)
    B.
    0.3 (l + 3D)
    C.
    0.2 (l + 3D)
    D.
    0.3 (l + 2D)

  9. If the slenderness ratio of a column is more than 160, the compressive stress obtained by the secant formula is multiplied by a factor in which value of x is

  10. A.
    0.9
    B.
    1.1
    C.
    1.2
    D.
    1.5
    E.
    None of these.

  11. For battened struts, the effective length is increased by

  12. A.
    5%
    B.
    7.5%
    C.
    10%
    D.
    12.5%
    E.
    15%

  13. The maximum horizontal deflection of a column of actual length L, when subjected to lateral forces, may be upto


  14. The test strength of the sample is taken as the average of the strength of

  15. A.
    2 specimens
    B.
    3 specimens
    C.
    4 specimens
    D.
    5 specimens

  16. The maximum deflection of a structure should not normally exceed lesser of the span/350 or

  17. A.
    10 mm
    B.
    15 mm
    C.
    20 mm
    D.
    25 mm

  18. Pick up the correct statement regarding columns.

  19. A.
    The cross sectional area of longitudinal reinforcement, should not be less than 0.8% nor more than 4% of its gross sectional area
    B.
    The minimum of longitudinal bars provided in rectangular and circular columns are 4 and 6 respectively
    C.
    In helically reinforced column, the minimum number of longitudinal reinforcement should be six
    D.
    If the effective length of a column is less than three times its lateral dimension, it is generally called a pedestal
    E.
    All the above.