Oregon Buys #S-C01010-00018330

Tri-City WRRF digester-gas boiler feed piping improvements

Clackamas County is seeking a contractor to modify digester-gas piping that feeds boilers at the Tri-City Water Resource Recovery Facility. - Government buyer: Clackamas County, through Water Environment Services (WES); no specific office is identified. - Requested work: Modify existing stainless-steel piping to route digester gas through existing conditioning units before it reaches the boilers. - Purge gas lines and demolish sections of existing 6-inch and 8-inch pipe. - Furnish and install new pipe assemblies, valves, and appurtenances. - Plan and sequence work to limit shutdown durations. - OEMs and vendors: No equipment OEMs or product vendors are named. Bid Locker is identified as the electronic bid-submission platform. - Value: Engineer’s estimate is $350,000. - Key requirements: The full scope is defined in the solicitation specifications and drawings; prevailing-wage requirements apply, and a mandatory pre-bid conference is required.

Description

Clackamas County is soliciting sealed bids for the Tri-City WRRF Boiler Gas Feed project. The work generally involves modifying existing stainless-steel digester gas piping at Tri-City WRRF to create connections that route anaerobic digester gas through existing gas conditioning units before it fuels boilers. The source says the contractor will purge gas lines and demolish sections of existing 6-inch and 8-inch stainless-steel gas piping, but the description is truncated. The mandatory pre-bid conference is scheduled for November 19, 2026, and bids are due December 3, 2026.

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