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,
Kolkewadi Dam MSEB. The area behind the dam is one of the most sparsely populated areas in the state. The spillway of the dam is located at the center. It has 3 radial gates. Kolkewadi Dam Kolkewadi Dam or Kolkiwadi Dam is a dam located in the Konkani region, Ratnagiri district of Maharashtra, India. It is located in Kolkiwadi, about near the village of Alore, near Chiplun. The dam is part of the Koyna Hydroelectric Project. It contributes in the 3rd stage of power generation of the Koyna Hydroelectric Project. The electricity is generated in the underground power station located at the