This video reveals the incredible technological breakthroughs that made the world’s largest hydroelectric gravity dam,the Three Gorges Dam in China,a reality. Spanning over 2 kilometers in ...

The 726-foot-high arch-gravity dam stretches 1,244 feet across the Black Canyon and was built over five years starting in 1931, helping provide water and hydroelectrical power to the West.

Here are a bunch of photos from the ground to give you a better sense of scale and height. Helicopter tour here. The hydroelectric dam generates power for more than 400,000 Swiss homes. Most of ...

Denver Water now plans to raise the Gross Dam even higher than the 1950s engineers had imagined, by another 131 ft to 471 ft. The $531-million project would nearly triple reservoir capacity to ...

Construction of a roller-compacted gravity dam would take 7–8 months and require up to 75 truckloads per day for the delivery of construction materials, according to TVA.