Roosevelt, << ROH zuh vehlt, >> Dam is part of the Salt River irrigation project in south-central Arizona. It was originally built by the United States Bureau of Reclamation as a rubble-masonry arch-gravity dam. Construction was completed in 1911. It was officially named the Theodore Roosevelt Dam in 1959. An extensive renovation project was completed on the dam in 1996. The dam is 357 feet (109 meters) high and has a crest length of 1,210 feet (369 meters). Its reservoir covers about 21,500 acres (8,700 hectares) and stores about 1.6 million acre-feet (2 billion cubic meters) of water. The dam is used for flood control, water storage, and power production.