Thurston County, WA Sidewalk & Pedestrian Rules: Encroachment Permits (2026)

Under TCC 13.56.080, all persons conducting work within county rights-of-way must obtain a permit unless specifically exempt, and anyone working without one must immediately stop and get a permit before restarting. TCC 13.56.100 lists permit-triggering activities, including new driveways, any work on existing driveways, and construction of new roads or frontage improvements such as sidewalks, curb/gutter, street lighting, and drainage. The permit fee is set by Board resolution under 13.56.130, and unauthorized facilities found in the right-of-way can be ordered removed and the area restored at the owner's expense under 13.56.050.