A. J. Conley (Front), turbine mechanic with Voith Hydro, and his supervisor Kye Moss, remove a wicket gate from hydropower unit two in the power house at Center Hill Dam Oct. 7, 2015. The U.S. Army Corps of Eng More
(Left to right) Kye Moss, A.J. Conley, and Dustin Woods, Voith Hydro work crew, prepare a 249-ton rotor before lifting and installing it in hydropower unit two at Center Hill Dam in Lancaster, Tenn., June 19, 2 More
The U.S. Army Corps of Engineers Nashville District remove the turbine runner from hydropower unit two in the power house at Center Hill Dam Oct. 7, 2015. (USACE photo by Leon Roberts)
A crane moves a 249-ton rotor for its installation into hydropower unit two at Center Hill Dam in Lancaster, Tenn., June 19, 2017. The U.S. Army Corps of Engineers Nashville District is rehabilitating the unit More
Several Corps of Engineers employees watch as work crews lift the turbine runner out of hydropower unit two in the power house at Center Hill Dam Oct. 7, 2015. The U.S. Army Corps of Engineers Nashville Distric More
Work crews lift the turbine runner out of hydropower unit two in the power house at Center Hill Dam Oct. 7, 2015 as employees watch the operation from a viewpoint above the main floor. The U.S. Army Corps of En More
Kye Moss of Voith Hydro guides a 249-ton rotor during its installation into hydropower unit two at Center Hill Dam in Lancaster, Tenn., June 19, 2017. The U.S. Army Corps of Engineers Nashville District is reha More
A Voith Hydro work crew supervises the placement of the turbine runner from hydropower unit two onto a stand in the power house at Center Hill Dam Oct. 7, 2015. The U.S. Army Corps of Engineers Nashville Distri More
A. J. Conley (right), turbine mechanic with Voith Hydro, and his supervisor, Kye Moss, detach the crane from the turbine runner after its removal from hydropower unit two in the power house at Center Hill Dam O More
Justin Botkin, Voith Hydro employee, takes a picture of a 249-ton rotor being installed into hydropower unit two at Center Hill Dam in Lancaster, Tenn., June 19, 2017. The U.S. Army Corps of Engineers Nashville More