sentences:  Congress passed the enabling legislation on April 27, 1904, and with funding from Chattanooga entrepreneur Charles E. James and New York financier Anthony Brady, Guild formed the Chattanooga and Tennessee River Power Company to oversee the project.The project was estimated to cost $3,000,000 USD ($87,405,000 in 2020) but by the time the project was finished it cost $10,000,000 USD ($293,312,500 in 2020).The dam's initial contractor, William J. Oliver and Company, began work on the dam in September 1905.