The U.S. Army Corps of Engineers, Mobile District, Lake Sidney Lanier Project Management Office is scheduled to close Buford Dam Road and day-use parks in the immediate area Dec. 12 at 9:30 a.m. for miscellaneous road and guardrail repairs. Repairs are expected to be completed by 5 p.m. the same day. Lake Lanier will reopen the parks and Buford Dam Road for public use once repairs are complete.