On November 17th, 2025 Tieton Reservoir Rd will be closed between NF-1000 and NF-1203. The closure is for the construction of a new bridge, and for the reconstruction of the S Fork Tieton River Fish Passage. The work is anticipated to go through the end of this year and into August 7th, 2026.
A detour will be established during the closure for the public's convenience, and the approved detour plan is viewable online.