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  • Users: builditnow
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  1. builditnow

    Sanitary Sewer Settlement

    looking for experience and an opinion on a question from a colleague. A 16 ft deep 8" PVC SS was replaced due to the original installation (over 10 years ago) settling in a 70 ft long area (6" settlement). Ground water is normally 2 ft above the pipe. Pipe was bedded and backfilled full depth...
  2. builditnow

    Sanitary Sewer Settlement

    looking for experience and an opinion on a question from a colleague. A 16 ft deep 8" PVC SS was replaced due to the original installation (over 10 years ago) settling in a 70 ft long area (6" settlement). Ground water is normally 2 ft above the pipe. Pipe was bedded and backfilled full depth...
  3. builditnow

    Manganese Bacteria in Municipal Well

    1 of the 20 wells in our system required the pump to be pulled due to flow flucuations of 20 to 40 gpm, normally pumps 35+ gpm, and the pump finally failed. When pulled the drop pipe, pump and motor had a thick (1/4")black sludge on it. This same well pump was replaced in Oct 04 ( very thin...

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