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Last Updated 02/06/2023 01:01 AM
Project Title

SR 20/Tributary to Thornton Creek - Culvert Replacement

Physical Address View project details and contacts
City, State (County) Twisp, WA 98856   (Okanogan County)
Category(s) Heavy and Highway
Sub-Category(s) Shoreline/Erosion/Drainage, Site Development
Contracting Method Competitive Bids
Project Status Conceptual Design, Construction start expected March 2025
Bids Due View project details and contacts
Estimated Value $871,000 [brand] Estimate
Plans Available from
Owner View project details and contacts
Architect View project details and contacts
Description

Replace the existing 2 feet in diameter corrugated metal culvert with a larger culvert to adequately allow stream water flow. As of February 06, 2023, this project is in Conceptual status. Preliminary engineering has begun and environmental design is expected to be complete in the Third quarter of 2024. The contract advertisement is expected in First quarter of 2025 and construction is anticipated to be operationally complete in the Third quarter of 2025. WSDOT - SR 20/Tributary to Thornton Creek - Culvert Replacement *Project information has been obtained through a public state transportation improvement plan (STIP). A STIP is a financial schedule for short- and long-range projects which is updated regularly. Information listed in the STIP often evolves based on funding availability. The project details, including timeline and value, are subject to change. The content management team will continue to pursue additional details as they become available.

Details

Division 31 - Earthwork, Erosion and Sedimentation Controls.
Division 33 - Utilities, Storm Drainage Utilities, Ponds and Reservoirs.
Division 35 - Waterway and Marine Construction, Shoreline Protection, Waterway Construction and Equipment.

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Prospective Bidders View project details and contacts
Project Documents
 Engineered Spec Sheet
 Architectural Plans
 Other Documents