Wastewater Pump Station Repair

A pump discharge pipe flange at the main discharge manifold of the sewage pumping station is cracked and weeping. The 14" non rising stem gate valve on the main discharge manifold does not close. The external 14" discharge valve on force main closes, but does not seat. Scope of Work: 1. Work to be completed during low pump station flow conditions. Between the hours of midnight and 6am. 2. 14" NRS valve, 8" spool piece, and mega flanges have been purchased by client. Additional valve and piping to be bid. 3. Bidder to expose 14" force main via excavation or vac excavation. Install 14" line stop or insertion valve preventing flow back into the pump station basement. 4. Maintain wet well level during repairs via pump truck. 5. Remove and replace 14" valve, assorted piping, and 8" spool piece at pump, along with any additional materials (valves, pipe, etc.). 6. Install bypass pump fittings on external 14" force main. 7. Restore the pump station to original operating condition.

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