The Cowlitz Indian Tribe Natural Resources Department is soliciting bids from qualified construction contractors to implement The Shire Ecosystem Restoration Project on Yeon Springs, a tributary to the Columbia River in Skamania County, Washington. The project will remove two fish passage barriers, construct a new stream channel with engineered log structures, and restore approximately 1 mile of critical cold-water salmonid habitat.
Scope of Work includes:
- Supply and installation of 236 pieces of Large Wood for engineered log jams
- Supply and placement of 200+ tons of streambed aggregate and 70 Type Two boulders
- Bedrock excavation (~300 CY) and native soil excavation (~215 CY)
- Removal of existing culvert and installation of flatrack bridge
- Temporary stream diversion, dewatering, and turbidity controls
- Site restoration and revegetation
Critical Dates:
- Mandatory Pre-Bid Site Tour/Job Walk: April 23, 2026 at 10:00 AM PST
- Questions/Clarifications Due: April 30, 2026 by 6:00 PM PST
- Responses to Questions: est. May 6, 2026
- Proposal/Bid Submission Deadline: May 13, 2026 by 2:00 PM PST
- Award Selection (tentative): May 18, 2026
Project Contacts:
- Technical: Katie Fielding, Restoration Ecologist/PM — kfielding@cowlitz.org, (360) 608-5151
- Technical: Peter Barber, Habitat Restoration Program Manager — pbarber@cowlitz.org, (360) 839-9299
- Admin: Lacey Jacobs, Program Assistant — ljacobs@cowlitz.org, (360) 353-9425
Bidders must attend the mandatory pre-bid meeting to be eligible to submit a proposal. RSVP to Katie Fielding by 2:00 PM the day prior to the meeting. Download the complete RFP package below for full details, bid forms, project plans, specifications, and submission requirements.