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    What are the vaiables involve in testing the strength of concrete from 7 to 28 days.

    0  Views: 1346 Answers: 1 Posted: 12 years ago

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    HI  IF YOU LOG ONTO  https://www.theconstructor.org/concrete/compressive-strength-of-concrete-cubes/1561/    THE INFO YOU WANT IS THERE


    Percentage strength of concrete at various ages:


    The strength of concrete increases with age. Table shows the strength of concrete at different ages in comparison with the strength at 28 days after casting.


    Age


    Strength per cent


    1 day


    16%


    3 days


    40%


    7 days


    65%


    14 days


    90%


    28 days


    99%


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    HOPE THIS HELPS


    MONDEOMAN



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