It was built as a concrete arch-gravity dam, meaning it benefits from the physics of the arch while also having the strength and thickness of a gravity dam. Dworshak Dam was initially planned as ...

About an hour’s drive outside of the city of Erzurum, the impoundment at the double-arch concrete dam, located in the midst of these mountains, is slowly filling with water from the Çoruh River ...

Still the second-tallest dam overall and the tallest concrete dam, it required 91.8 billion cubic feet of concrete to create the arch-gravity dam with a 600-foot-wide base, weighing 6.6 million ...

Dam facts Glen Canyon Dam is the second-highest concrete arch dam in the United States, just 16 feet shy of the towering Hoover Dam at Lake Mead in Nevada.

This article was originally published with the title “The Multiple Arch Concrete Dam” in Scientific American Magazine Vol. 117 No. 10 (September 1917), p. 172 doi:10.1038 ...

The cause of the explosion in Nevada, United States, is not yet known. In a video shared on Twitter, a woman taking part in a tour of the concrete arch dam can be heard saying: "My goodness ...

Next, the arch of the dam is roughed out with more steel wires installed horizontally to create a basic structure. The cardboard is then be removed from the riverbed, with the steel structure ...

The Hoover Dam, constructed between 1930 and 1936, sits in the Black Canyon of the Colorado River on the border between the Nevada and Arizona and is the highest concrete arch dam in the United ...

Upstream, the concrete arch dam that was called Copco 1 is all but gone, as crews work to remove a portion of the concrete foundation below the riverbed.