WWTP Improvements Phase 1 (Re-bid)

Project No. 19072 , Washington State Department of Ecology No. 2021-00020 - This project consists of improvements and modifications to the City’s existing municipal wastewater treatment plant (WWTP) which includes furnishing all labor, materials and equipment necessary for the construction of new primary effluent structures and piping, two new aeration basins, alterations to two existing aeration basins, a blower building expansion, addition of two new blowers, modifications to two existing blowers, RAS pump system distribution improvements, a new effluent flowmeter facility, approximately 1,150 feet of new 42-inch diameter outfall piping, new primary power switchgear, associated electrical and control systems, associated site work and yard piping, and other appurtenances as necessary to complete the Project. The WWTP improvements also include the demolition of the existing trickling filter and select items.
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