of the Columbia, SC metropolitan region (encompassing around 135,000 people) would have been in the flood region if the original dam was damaged. During construction, workers laid of roller-compacted concrete in one day, setting a North American record. The total fill for the back up dam is . Because of this and the worker's "...proactive approach to protecting the surrounding communities, and the innovative methods they implemented to achieve that goal...", it received the 2006 American Society of Civil Engineers Outstanding Civil Engineering Achievement Award. See also Lake Murray List of lakes in South Carolina External links Scana Insight Article on Dam DESCRIPTION OF THE SALUDA HYDROELECTRIC PROJECT "Mile Long Earthen Dam Is Impervious To Water", May 1931, Popular Mechanics References Dams in South Carolina Buildings and structures in Lexington County, South Carolina Hydroelectric power plants in South Carolina Roller-compacted concrete dams 1930 establishments in South Carolina Earth-filled dams