Sonora, CA — A nearly $2 million project to install a three-story elevator at the historic Yaney Courthouse will get underway on Thursday, and it will impact traffic in the area. Boyer Construction was hired by the Tuolumne County Board of Supervisors to do the work. It will require a full road closure during the duration of the project. The company reports that there will be a 24/7 closure of North Green Street between Yaney Avenue and Jackson …