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Recent content by jcanning

  1. jcanning

    Sewer Flowrate Advice Please!!.

    Thanks for the reply. The 5.1 l\sec comes from a table in that code of practice. It's the only methodology I have to go on, but I do agree it seems very large. We are dispatching into a private system, into which we are only entitled to dispatch 1.12 l\sec. I am unfamiliar with your...
  2. jcanning

    Sewer Flowrate Advice Please!!.

    I need to design a system which will allow me to dispatch the sewage waste from twenty houses into a system, which will only allow me an entry flow rate of 1.12 litres\sec. Assume the houses to be 3 bed semis. The BS 5572 code give me an approximate flow rate of 5.1 litres\sec for twenty...
  3. jcanning

    Flow Regulation Formula

    Hi, thanks for you interest. We are discharging into the system of a private buisness park, which will allow 88 Litres per second to enter. They want us to use a restriction pipe to regulate the flow. I have, since posting the query, solved the problem using the Colebrook White equation. I you...
  4. jcanning

    Flow Regulation Formula

    I need a formula or method to calculate what length of 9" pipe I need to regulate flow from a detention chamber, with a max head of 5.36 feet, to a maximum discharge of 88 litres per second?

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