Scope and Contents
The collection includes papers, reports, drawings and photographs related to the construction of the Hales Bar Dam, as well as documents related to maintenance on the dam in the decades following its completion.
Series 1, Historical Background, 1905-1968, includes papers, reports and publications related to the construction of the dam and its maintenance. Construction engineers Jacobs and Davies Inc. produced an undated reportDescription of Hales Bar Dam, that discusses the history of the project, its design, construction methods, a contractor's account of work, materials used, transportation, organization, camp, liability insurance, and closure of the dam; copies of the 1905 grant and contract with the Chattanooga and Tennessee River Power Company for construction; reports on leakage problems after construction completed, Report on the Present Status of the Work of Sealing the Crevices and Stopping the Flow of the Water Under the Hales Bar Dam (George W. Christians, 1919), Leakage Under Hales Bar Dam (Consulting engineer John R. Freeman, 1921); a Tennessee Valley Authority report Geology of Hales Bar Dam (Assistant Geologist John W. Frink, 1944) including the geology of the river, choice of the dam site, geology of the site, construction and treatment of leaks; published articles fromThe Engineering Record, Engineering News, Civil Engineering, and TVA publications discussing construction, hydroelectric power, leakage problems and maintenance work.
Series 2, Drawings, 1912-1966, contains ten blueprint drawings by Jacobs and Davies Inc. detailing cross-sections of the dam, its foundation, caisson, and other proposed construction methods, 1912-1913; microfilm of original construction drawings on twenty-two engineering drawing aperture cards depicting powerhouse details and foundation conditions. Some of the drawings were done by E. W. Clark and Company Management Corporation and were photographed for microfilm purposes from 1962 to 1966.
Series 3, Photographs, 1910-1940, consists of two scrapbooks of exterior and interior views of the dam during and after construction, as well as the lock, the power station, the dam during a flood, geology, caissons, and workers.