It’s subsidiary Dragados completed Portugues Dam, a 67-meter tall, 275-meter long roller-compacted concrete thick-arch dam, in Puerto Rico in 2013.

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 ...

At 710 feet tall, this concrete arch-gravity dam near Page, Arizona fills a canyon-heavy region on the upper Colorado River with water. Under construction from 1956 to 1966, ...

The Salmon Creek Dam is receiving some much-deserved recognition as the first constant angle concrete arch dam in the country. It is now being dedicated as a National Historic Civil Engineering ...

Where: Ticino, Switzerland Why It's Unique: The Verzasca Dam, completed in 1965, is renowned for its beauty and its slender concrete arch. The design used less concrete than comparable dams ...

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 ...

And when it was completed in 1915 it was the tallest dam in the world. It's a concrete arch dam. That's made up of 585,000 cubic yards of concrete. It's 359 feet high and over 1,000 feet long.

Glen Canyon Dam holds back Lake Powell in Page, Ariz., on July 18. Glen Canyon Dam is the second-highest concrete arch dam in the United States at 710 feet tall.

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 ...