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Recent content by Piperap

  1. Piperap

    Sand Filter

    I posted this thread under another forum. I am in the process of hydrostatic testing for a new sand filter. The walls are 1ft6in the dims are 100ft x 12ft x 9ft.I am lookinf for a calc to figure the leakage rate of the concrete which will include evaporation rate,absortion rate, Is there a...
  2. Piperap

    Hydrotest of concrete

    Can anyone tell me how to do the calc for concrete hydro test on a vessel 100x9x12 in a 24 hour test?I need the rate of absortion,evaporation,ect...I can give more info if needed. I did one 14 years ago for a 2MGD holding pond and that was per ADEM specs and they gave me the calc's for it...

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