Garrison Dam Tribes. Construction on the $300-million dam project began in 1947, and its embankment was enclosed in April 1953. The dam was dedicated by President Eisenhower two months later. The Corps of Engineers completed earthwork in the fall of 1954. Garrison Dam is one of six Missouri River Main stem dams operated by the U.S. Army Corps of Engineers, Omaha District. The dam upstream of Garrison Dam is Fort Peck Dam (near Fort Peck, Montana). The dams downstream of Garrison Dam are: Oahe Dam (near Pierre, South Dakota), Big Bend Dam (near Fort Thompson, South Dakota), Fort Randall Dam (near Pickstown,
Rogun Dam the dam was suspended in August 2012 pending the World Bank assessment. In 2010, Tajikistan launched an IPO to raise US$1.4billion to finish construction of the dam. By April 26 of that year the Tajik government had raised just US$184 million, enough for two years of construction. On July 1, 2016 the state commission in charge of the project had chosen the Italian company Salini Impregilo to carry out the construction for $3.9 billion. The project is broken down into four components, with the most expensive one involving the building of a 335-meter-high rockfill dam which will entail costs of