WWTP Improvements Phase 1

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.


Bidding Closed

Prebid Date1/26/21 9:00 am

Bid Date3/3/21 2:00 pm

Company & Contacts

City of Pasco Public Works

Jon Padvorac padvoracj@pasco-wa.gov  


Pasco, WA

Project Estimate: $19,500,000.00 to $22,500,000.00

Bidders may download electronic files at no cost. Printed documents are available, at Bidders expense, by choosing the “Order” option.

A NON-MANDATORY PRE-BID MEETING (site visit) for this project will be held on Tuesday, January 26, 2021 at 9:00 a.m. at 1015 S Grey Ave, Pasco, WA 99301 (project site). See Ad for Bid

Bids will be publicly opened and read aloud, via live stream webinar at the subsequent time listed above in the “Bid Date” section. To participate in the public webinar meeting from a computer, tablet, or smartphone, please use the following information: GoTo Meeting and follow the instructions; OR, via telephone, United States +1 (571) 317-3122, Access Code: 927-549-805.