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Structural Design Specifications problems

  • 1. For deformed reinforcing bars, the permissible design bond stress may be increased by

  • Options
  • A. 20%
  • B. 30%
  • C. 40%
  • D. 50%
  • E. 60%
    • Discuss
  • 2. Pick up the correct statement from the following:

  • Options
  • A. Flange joints are preferably located at points of maximum stress
  • B. The area of splice plates should be 5% in excess of flange elements spliced
  • C. The C.G. of the flange splice should coincide with that of the element spliced
  • D. For welding flange splice, complete penetration butt welds should be used
  • E. None of these.
    • Discuss
  • 3. The pH value of water to be used in concrete shall generally be

  • Options
  • A. not more than 7
  • B. not less than 6
  • C. not less than 5
  • D. not more than 6
    • Discuss
  • 4. When bending occurs about both axes of the member, the value of fbe in the formula Civil Engineering Structural Design Specifications: When bending occurs about both axes of the member, the value of fbe in the formula|> 1 is taken

  • Options
  • A. higher value
  • B. lower value
  • C. sum of the two
  • D. difference of the two.
    • Discuss
  • 5. M 30 grade concrete means, its compressive strength of 15-cm cube, is 30 N/mm2 after

  • Options
  • A. 3 days
  • B. 7 days
  • C. 21 days
  • D. 28 days
    • Discuss
  • 6. The characteristic strength of concrete is the strength of material if its test result is not less than

  • Options
  • A. 2%
  • B. 3%
  • C. 4%
  • D. 5%
  • E. 10%
    • Discuss
  • 7. Creep of concrete is assumed proportional to the stress if the stress does not exceed .......of the characteristic compressive strength

  • Options
  • A. 15%
  • B. 20%
  • C. 25%
  • D. 33%
  • E. 50%
    • Discuss
  • 8. For design purpose, the moment at the support where two unequal spans or spans not equally loaded meet, is

  • Options
  • A. lesser value
  • B. greater value
  • C. average of two values
  • D. none of these.
    • Discuss
  • 9. The ratio of the effective lengths of two columns, one effectively held in position at one end and partially restrained at the other end, and the other effectively held in position at one end and free at the other end, is

  • Options
  • A.
  • B.
  • C.
  • D.
    • Discuss
  • 10. The pitch of transverse reinforcement of a column is taken as

  • Options
  • A. least lateral diamension of the compression member
  • B. sixteen times the smallest diameter of the longitudinal reinforcement of the column
  • C. forty eight times the diameter of the transverse reinforcement
  • D. least value of the above.
    • Discuss

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