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Discussion :: GATE Civil

  1. As per IS 456:2000 for M20 grade concrete and plain barsin tension the design bond stress tbd = 1.2 MPa.Further, IS 456:2000 permits this design bond stress value to be increased by 60 % for HSD bars. The stress in theHSDreinforcing steel barsin tension, σs = 360 MPa. Find the required development length, Ld, for HSD barsin terms of the bar diameter, φ. __________
    2. A.
    46 to 47
    B.
    23 top 24
    C.
    73 to 74
    D.
    12 to 13

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    Answer : Option A

    Explanation :

    -NA-

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