Visitors are urged by the National Park Service to take safety precautions while traveling on road Don Neubacher, Yosemite National Park Superintendent, announced last Friday that the Tioga Road would open for the season on Monday, May 7, 2012 at 12:00 p.m. for all vehicle traffic. The Yosemite Road Conditions Hotline (209-372-0200) confirms that all roads in and around the park are open with no restrictions. Because of winter damage...