Remember when humans could build stuff? Like, "Hey, let's slam 4 million cubic yards of concrete between two canyon walls" and five years later - two years ahead of schedule - Hoover Dam? Well, ...

Question: Why does concrete get hot when it is curing? Answer: Simply put, water plus aggregates (gravel, sand, stone), plus cement (such as Portland cement) start a chain of chemical reactions called ...

THE completion, just announced, of the great concrete structure originally known as the Boulder Dam, but afterwards officially designated the Hoover Dam, across the Colorado River in Black Canyon ...

Rising more than 700 feet above the raging waters of the Colorado River, Hoover Dam was called one of the greatest engineering works in history. 5,000 working men and their families came to live ...

which is celebrated in the US as a recession-busting national project but might also be described as the biggest ever concrete-pouring exercise up until that point. The Hoover Dam alone required 3 ...

People came from across the country to witness the construction of Hoover Dam. One worker's daughter compared the scene to a hill of ants. "It was just fantastic to watch... It was a monument task ...

What is the best way to visit the Hoover Dam? Take the back entrance. The Historic Railroad Tunnel Trail is more than just a ...

Sitting about 35 miles southeast of Las Vegas, the Hoover Dam spans the Colorado River and the Black Canyon (which separates Nevada and Arizona). The immense concrete structure – which confines ...