• Contract

SR 108 & US 101, Mason and Thurston Co Fish Barriers - Remove Fish Barriers

Contract summary

This project will remove existing barriers to fish migration at the following US 101 stream crossings and replace with fish-passable structures in compliance with the federal injunction regarding fish passage underneath WSDOT highways:

Mason County (SR 108)
Unnamed Tributary to Skookum Creek, mile post (MP) 5.50
Unnamed Tributary to Skookum Creek, mile post (MP) 5.54
Unnamed Tributary to Skookum Creek, mile post (MP) 7.62
McDonald Creek, mile post (MP) 8.89
Kamilche Creek, mile post (MP) 9.47
Thurston County (US 101)
Briggs Creek, mile post (MP) 357.40

Other elements include, but are not limited to, constructing embankments, creek channel grading, paving and pavement marking, signing, temporary illumination, erosion control, and planting.

Public Works
Publication Date
Contract status
Awarded
Contract ID
9714
County
Mason County
Thurston County
Submittal due date and time
Estimated value
$30,000,000 - $50,000-000
Funding source
A state project with a 26% voluntary minority/small/veteran/women business enterprise goal
Contact
Bill Elliott
Project Engineer
  • Award status: awarded 7/22/2022
  • Award amount: $33,106,795.24
  • Awarded to: Walsh Construction Co II, LLC
    16400 Southcenter Pkwy, Ste 501
    Tukwila, WA 98188-3323

Submitted statement of qualifications and proposal

Redacted statement of qualifications and proposals (FTP Directory) - posted 9/22/2022

Conformed request for proposal

Price proposal opening results

Request for proposal question and answer (Q&A)

Q&A #1 (PDF 112KB) - posted 5/12/2022

Request for proposal addenda

Request for proposal

Short listed submitters

Submitters list

Voluntary submitters meeting

Request for qualifications addenda

Request for qualifications question & answer

Request for qualifications

Project information available