Project Information

Bid Title

Heavy Civil GCCM Services for Influent Conveyance/Effluent Conveyance & Outfall

Issuing Agency

King County

Location

Washington

Published Date

Jan 6, 2026

Closing Date

Jan 27, 2026

Government Level

State & Local

Status

Closed

Ref. #

KC001493

Original Source

Join to Access Full Details

Bid Inquiries

Join to Access Full Details

Bid Documents

Join to Access Full Details

Project Description

	Abstract: Alternative Procurements KC001493,3
	Title Heavy Civil GCCM Services for Influent Conveyance/Effluent Conveyance & Outfall Solicitation Type Alternative Procurements Status Active Buyer Melissa Jordan Email mejordan@kingcounty.gov Synopsis Provide preconstruction services and construct the Influent Conveyance, Effluent Conveyance, and Outfall to route combined sewer and stormwater to and from the future Wet Weather Treatment Station. Addendum Description Addendum 3 has been issued. Proposers must acknowledge all addenda before submitting a proposal. If a Proposer has already submitted a proposal, they must log into the E-Procurement Supplier Portal, acknowledge the addendum, and resubmit. Attachments KC001493-rfp-addendum-3.pdf (2.03 MB) KC001493-rfp-addendum-1.pdf (198.11 KB) KC001493-rfp-documents.zip (6.24 MB) KC001493-rfp-addendum-2.pdf (214.37 KB) Open Date 1/6/26 09:19:11 AM Close Date 1/27/26 01:30:59 PM Posting Date 1/6/26 Additional Information KC Solicitation NAICS Code(s) 237110;237990 Small Business Requirements Apply? Yes Department NATURAL RESOURCES AND PARKS Division WASTEWATER TREATMENT
	O K

Commodity Codes

• NAICS 237110Water and Sewer Line and Related Structures Construction
• NAICS 237310Highway, Street, and Bridge Construction
• NAICS 237990Other Heavy and Civil Engineering Construction
• NAICS 541330Engineering Services

* Disclaimer: Government BidHub provides information on bids, RFPs (Requests for Proposals), and RFQs (Requests for Qualifications) solely for convenience and informational purposes. This site is not an official public notice board. For official details, responses, or inquiries, please contact the relevant government agency directly.