NASHVILLE, Tenn. (May 8, 2015) – The U.S. Army Corps of Engineers Nashville District is offering the public free guided tours of Cordell Hull Power Plant and Lock located in Carthage, Tenn. Not all portions of the dam will be accessible to the public due to safety concerns. Approximately 45 minutes in length, tours are scheduled on June 13 and July 11, with the tour beginning at 10 a.m. both days.