Heavy Civil GC/CM Services for MDCSO Chelan Wet Weather Storage Project

Agency: King County
State: Washington
Type of Government: State & Local
NAICS Category:
  • 236220 - Commercial and Institutional Building Construction
  • 237310 - Highway, Street, and Bridge Construction
  • 237990 - Other Heavy and Civil Engineering Construction
  • 541330 - Engineering Services
  • 541990 - All Other Professional, Scientific, and Technical Services
Posted Date: Jun 24, 2026
Due Date: Jul 8, 2026
Solicitation No: KC001590
Original Source: Please Login to View Page
Contact information: Please Login to View Page
Bid Documents: Please Login to View Page

Description

Abstract: Alternative Procurements KC001590-2,1
Title Heavy Civil GC/CM Services for MDCSO Chelan Wet Weather Storage Project
Solicitation Type Alternative Procurements
Status Active
Buyer Leeann Snyder
Email lsnyder@kingcounty.gov
Synopsis King County (County) requests final proposals from firms interested in providing Heavy Civil GC/CM Services for Mouth of Duwamish Combined Sewer Overflow (MDCSO) Chelan Wet Weather Storage Project. This is a project specific GC/CM. The Contractor may be responsible for multiple early work packages over the life of the GC/CM contract.

NOTE: Submittals for RFFP phase will only be accepted from Finalists invited to the solicitation.
Addendum Description Addendum 1 has been issued.
Suppliers must acknowledge all addenda before submitting a proposal. If a supplier has already submitted a proposal, they MUST log into the E-Procurement Supplier Portal, acknowledge the addendum, and resubmit the proposal.
Attachments
KC001590-rffp-addendum-1.pdf (1.48 MB)
KC001590-rfp-addendum-2.pdf (797.42 KB)
KC001590-rfp-documents.zip (7.15 MB)
KC001590-addendum-1.pdf (1.12 MB)
KC001590-rffp-documents.zip (10.83 MB)
Open Date 6/24/26 03:32:02 PM
Close Date 7/8/26 01:30:59 PM
Posting Date 6/24/26
Additional Information
KC Solicitation NAICS Code(s) 237990;237110;541330
Small Business Requirements Apply? Yes
Department NATURAL RESOURCES AND PARKS
Division WASTEWATER TREATMENT
O K
Get Government Bids Like This by Email Receive daily bid alerts that match your keywords, business categories, and target regions.

See Also

RFQ for Electrical Engineering Design Services Request for Qualifications City Hall & Fire

City of Sedro Woolley

Due by 9/22/2026

Contract SR 20, US 101 I/S to N of Fairmount Rd HFST Contract

State Government of Washington

Due by 10/07/2026

Project ID: Title: Towing Services for Pierce County Addenda: 0 Release Date: 8/31/2026

Pierce County

Due by 9/23/2026

Solicitation Information Title AUDIO - VISUAL EQUIPMENT, DESIGN, EVENTS, AND MAINTENANCE SERVICES Reference

State Government of Washington

Due by 10/22/2026

* Disclaimer: This website provides information about bids, requests for proposals (RFPs), or requests for qualifications (RFQs) for convenience only and does not serve as an official public notice. Individuals who wish to respond to or inquire about bids, RFPs, or RFQs should contact the relevant government department directly.