Award - Raystown Lake Replacement of Raw Water Piping

The Contractor shall be responsible for the complete replacement of approximately 3,000 linear feet of existing raw water piping with new High Density Polyethylene (HDPE) piping. Existing piping will only need removed if it interferes with the installation of the new piping. The raw water main will consist of 4 inch piping and valves.Replace raw water piping and all components of the system from inside the pump intake structure to the original piping at the inlet of the water treatment plant.Placement procedure of the pipe into the trench will be determined by the contractor.
Whether the pipe be placed by hand or by handling equipment it must not be dumped, dropped, pushed, or rolled into the trench insuring the pipe is not damaged during installation.
4.4. The pipe embedment material must be free-flowing gravel or limestone dust with particles that do not exceed one-half inch in size. The pipe embedment shall support the pipe on all sides and must extend a minimum of 6 inches over the pipe. Locator tape designating buried water line shall be placed before backfill of random soils begins. Locator wire will be placed along side piping and must surface at each valve box.