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
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| Posted Date: |
Jun 24, 2026 |
| Due Date: |
Jul 8, 2026 |
| Solicitation No: |
KC001590 |
| Original Source: |
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| Contact information: |
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| Bid Documents: |
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Description
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Abstract: Alternative Procurements KC001590-2,1
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Title
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Heavy Civil GC/CM Services for MDCSO Chelan Wet Weather Storage Project
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Solicitation Type
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Alternative Procurements
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Status
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Active
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Buyer
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Leeann Snyder
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Email
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lsnyder@kingcounty.gov
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Synopsis
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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.
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Addendum Description
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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.
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Attachments
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KC001590-rffp-addendum-1.pdf
(1.48 MB)
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KC001590-rfp-addendum-2.pdf
(797.42 KB)
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KC001590-rfp-documents.zip
(7.15 MB)
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KC001590-addendum-1.pdf
(1.12 MB)
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KC001590-rffp-documents.zip
(10.83 MB)
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Open Date
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6/24/26 03:32:02 PM
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Close Date
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7/8/26 01:30:59 PM
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Posting Date
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6/24/26
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KC Solicitation NAICS Code(s)
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237990;237110;541330
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Small Business Requirements Apply?
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Yes
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Department
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NATURAL RESOURCES AND PARKS
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Division
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WASTEWATER TREATMENT
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* 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.