Sonora, CA…Caltrans has a number of significant highway projects in Tuolumne County that are under way or scheduled to launch, including the State Route 120/James E. Roberts Memorial Bridge project — which is scheduled to be completed this year.

Two additional projects began this summer on SR-120 (vehicle pullouts) and SR-49/SR-108 (paving) and are scheduled to finish this fall. When driving on Tuolumne County highways, or any roads, please be alert for our amber lights and workers.