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Pracana Dam
Pracana Dam () is a concrete buttress dam on the Ocreza, a right (northern) tributary of the Tagus. It is located in the municipality Mação, in Santarém District, Portugal. Construction of the dam began in 1947. The dam was completed in 1950. It is owned by ''Companhia Portuguesa de Produção de Electricidade'' (CPPE). The dam is used for power generation.〔 ==Dam== Pracana Dam is a 60 m tall (height above foundation) and 245.5 m long buttress dam with a crest altitude of 115 m. The volume of the dam is 144,000 m³. There is one shaft spillway on the right side of the dam and a chute spillway on the left side. The combined maximum discharge is 2,560 m³/s. There is also a bottom outlet which can discharge up to 52 m³/s.〔
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Pracana Dam」の詳細全文を読む
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