Open RFP

King County Mouth of the Duwamish Combined Sewer Overflow (MDCSO) Wet Weather Treatment Station Project BP#4 (Request for Qualifications)

Description: King County Mouth of the Duwamish Combined Sewer Overflow (MDCSO) Wet Weather Treatment Station Project: BP #4 - SC/CM (Ground Improvements & Slurry Wall). The civil scope of work for the project includes ground improvements such as deep soil mixing, rigid inclusions or CFA piles. This scope also includes slurry wall construction. Civil work which includes all ground improvements and installation of slurry wall systems required for the below-grade 4.5mil gal tank.

Buyer: King County
County · WA, US
Released: Aug 28, 2026
Closes: Oct 2, 2026(19 days left)

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Key Contacts

Decision makers connected to this RFP from King County.

Crina GhimpuAccountant

*******@************

+1 (***) ***-****

Kelsey CruseAccounting Division Director

*******@************

+1 (***) ***-****

Jelani JacksonActing Director, Housing and Community Development Division

*******@************

Megan PedersenActing Director of the Department of Human Resources

*******@************

+1 (***) ***-****

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King County Mouth of the Duwamish Combined Sewer Overflow (MDCSO) Wet Weather Treatment Station Project BP#4 (Request for Qualifications)

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