SR 546 - Kamm Ditch - Fish Passage - Detour

SR 546 Kamm Ditch Fish Passage just east of Northwood Road detour map.

A continuous 60-hour full closure of SR 546 at milepost 4.21, just east of Northwood Road is required during construction of the Kamm Ditch fish passage. Drivers can expect the closure to begin at 5 p.m. during the first half of the scheduled week and conclude before the weekend begins.

This closure requires a detour that will utilize:

  • SR 9
  • SR 544
  • SR 539

Details of the full closure will be posted to this webpage and shared on social media. Additionally, advanced warning signs will be placed in the area 5 days prior to the full roadway closure.