Atoka Water Treatment Plant Phase 1 Improvements RFP

Description: Rehabilitation of existing water treatment plant & tank rehabilitation. Water Treatment Plant - two concrete-lined backwash holding basins with supernatant decanters, decant return lift station, valve vault and piping, paving, fencing and grading; removal of the water-treatment residuals from the existing backwash holding basins; rehabilitation of the two existing steel package filter tanks (new underdrains, media and troughs, recoating of the interior steel); replacement in kind of the existing gas-chlorinator units, chlorine dioxide booster pumps, sand recirculation pumps and backwash inlet-structure slide gates; and the electrical, instrumentation and SCADA. Existing 200,000-gallon elevated water storage tank - blast and recoat of the interior and exterior, an overflow extension with flap valve and splash pad, and disinfection.