Dam
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A dam is a structure that impounds or restricts the flow of water. Dams are classified into four basic types: gravity dams are massive structures made of concrete or masonry that rely on their weight
Misogawa Dam in Japan is an embankment dam.
Grande Dixence Dam in Switzerland is one of the world's tallest gravity dams. The people atop the dam's crest illustrate its size.
About 20 buttresses are visible in this photo of the Latyan buttress dam in Iran.
This arch dam in Tasmania is curved in both the vertical and horizontal directions.
Dam failure
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A dam failure or dam burst is a catastrophic type of structural failure characterized by the sudden, rapid, and uncontrolled release of impounded water or the likelihood of such an uncontrolled releas
The reservoir emptying through the failed Teton Dam on June 5, 1976
Ruins of the dam of Vega de Tera (Spain) after breaking in 1959
Takato Dam