SR509 Miller Creek Fish Passage

Agency: State Government of Washington
State: Washington
Type of Government: State & Local
NAICS Category:
  • 237310 - Highway, Street, and Bridge Construction
  • 237990 - Other Heavy and Civil Engineering Construction
Posted Date: Mar 24, 2026
Due Date: Jul 16, 2026
Solicitation No: XE3718
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Description

  • Contract
SR509 Miller Creek Fish Passage
Contract summary


This Project will remove (2) fish barrier culverts and (7) weirs. These existing fish barriers will be replaced with a fish-passable structure and a new stream alignment under SR 509/Des Moines Memorial Drive. Work will include, but is not limited to, fish exclusion and temporary stream bypass systems, maintenance of traffic utilizing temporary traffic bypasses and or road closures, removal of the existing fish barriers, earthwork above and below ordinary high water, structure and wall construction, roadway reconstruction, guardrail installation, channel reconstruction, channel re-alignment, streambed restoration, roadside restoration, erosion control, water management and traffic control.

Public Works

Publication Date
March 19, 2026

Contract status
Planned

Contract ID
XE3718

County
King County

Submittal due date and time
Thursday, July 16, 2026 - 11:59pm PDT

Estimated value


$20,000,000 - $30,000,000
Funding source
State Funding and Federal Funding - Mandatory Public Works Small and Veteran-Owned Business participation goals to be determined
Contact
Pedro Mena
Project Manager
Conrad Guadagni
Project Engineer
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