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Civil Engineering :: Structural Design Specifications

  1. The minimum diameter of longitudinal reinforcement of a column should not be less than

  2. A.
    6 mm
    B.
    8 mm
    C.
    10 mm
    D.
    12 mm
    E.
    20 mm

  3. For all practical purposes, the modulus of elasticity of steel is assumed

  4. A.
    200 kN/mm2
    B.
    225 kN/mm2
    C.
    250 kN/mm2
    D.
    275 kN/mm2

  5. The grade of reinforced concrete to be used in sea water or structures exposed to sea water should be

  6. A.
    M 10
    B.
    M 15
    C.
    M 20
    D.
    M 30

  7. If the specified thickness of a footing is 100 cm, the depth of the form work may be tolerated from

  8. A.
    - 2 mm to + 2 mm
    B.
    - 3 mm to + 3 mm
    C.
    - 4 mm to + 4 mm
    D.
    - 5 mm to + 5 mm

  9. If the main reinforcement of the slab is parallel to a T-beam, the transverse reinforcement at mid span of the slab is provided at least ......of main reinforcement

  10. A.
    40%
    B.
    50%
    C.
    60%
    D.
    70%.

  11. For achieving suitably a low permeability

  12. A.
    strong and dense aggregates are used
    B.
    low water - cement ratio is used
    C.
    proper curing is done for hydration
    D.
    proper compaction is done
    E.
    All the above.

  13. Minimum thickness of steel work directly exposed to weather and accessible for cleaning and repainting, the thickness should be not less than

  14. A.
    4 mm
    B.
    6 mm
    C.
    8 mm
    D.
    7 mm

  15. In limit state method, the design bond stress of M 30 grade concrete for plain bars in tension, is

  16. A.
    l.O N/mm2
    B.
    1.2 N/mm2
    C.
    1.4 N/mm2
    D.
    1.5 N/mm2

  17. If the end of a beam of span L carrying a designed load W is partially restrained by a built up wall, it is designed to resist the negative moment at the face of the support, equal to


  18. Generally acceptable nominal size of aggregates for reinforced concrete, is

  19. A.
    10 mm
    B.
    15 mm
    C.
    20 mm
    D.
    25 mm
    E.
    40 mm