South Treatment Plant (STP) Near Term Biogas Modifications

Location: Washington
Posted: Sep 11, 2025
Due: Sep 18, 2025
Agency: King County
Type of Government: State & Local
Category:
  • 68 - Chemicals and Chemical Products
  • J - Maintenance, Repair, and Rebuilding of Equipment
Solicitation No: KC001475
Publication URL: To access bid details, please log in.
Abstract: Construction Solicitation KC001475,3
Title South Treatment Plant (STP) Near Term Biogas Modifications
Solicitation Type Construction Solicitation
Status Active
Buyer Leeann Snyder
Email lsnyder@kingcounty.gov
Synopsis The purpose of this Contract is for installation, and replacement and commissioning of key components of the Biogas system at the South Treatment Plant (STP) in Renton, WA. The work of the contract includes but is not limited to replacement of the gas dehydration system, waste gas burners, scrubbing water pump assemblies, key control valves and instrumentation on the biogas upgrading system; installation of a flash tank and thermal oxidizer, as well as related structural, architectural, civil, electrical, instrumentation and programming modifications to support the entire project.
Addendum Description Addendum 3 has been issued. Suppliers must acknowledge all addenda before submitting a response. If a supplier has already submitted a response, they MUST log into the E-Procurement Supplier Portal, acknowledge the addendum, and resubmit.
Attachments
KC001475-addendum-3.pdf (11.33 MB)
KC001475-addendum-1.pdf (176.1 KB)
KC001475-itb-documents.zip (155.16 MB)
KC001475-addendum-2.pdf (5.12 MB)
Open Date 9/11/25 12:26:03 PM
Close Date 9/18/25 01:30:59 PM
Posting Date 9/11/25
Additional Information
KC Solicitation NAICS Code(s) 237110;238210;238220
Small Business Requirements Apply? Yes
Department NATURAL RESOURCES AND PARKS
Division WASTEWATER TREATMENT
O K
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