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Recent content by highwater

  1. highwater

    Flow rate from gravity water supply

    It seems I've stirred things up quite a bit!!! Thanks for all your help and occassional doom laden portent. The good news is It works! Only connected today so it's early days for confidence. 20mm (15mm internal) MDPE, "only" 850m from source to tank. We got a big low spot (-30m) at 150m from...
  2. highwater

    Flow rate from gravity water supply

    F.a.o. Big Inch Thanks for your valued input. I take your various points. The area is a remote open hillside,owned by client."Borrowing" of the pipeline is possible but unlikely. Supply is a backup for an existing spring. We're experiencing a "relative" drought here and the existing supply is...
  3. highwater

    Flow rate from gravity water supply

    F.a.o Chicopee Thanks for your interest. Storage tank is approx 30m lower than source, and 1000m distant. Pipe run is largely direct made from 100m lengths of 20mm (external) MDPE connected using straight couplers. The 1000m above allows for the undulations. The only valve fitted will be to...
  4. highwater

    Flow rate from gravity water supply

    Dear All, I work in Scotland in private water supplies. We've a new project and I' d appreciate some help. We've located a spring source some 1000m away from the clients property. It lies about 30m above the existing, large capacity, holding tank. The intervening ground is undulating. We...

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