
Hoover Dam: Moving the Concrete
Clip: Season 11 | 2m 59s
On June 6, 1933, workers poured the first bucket of concrete that would build the dam.
On June 6, 1933, workers began pouring concrete to build what would become the face of the dam. To move the concrete across the construction site, Chief Engineer Frank Crowe designed a network of cableways to carry material. Pretty soon, a cable would deliver a 20-ton bucket of concrete every 78 seconds!
Problems with Closed Captions? Closed Captioning Feedback
Problems with Closed Captions? Closed Captioning Feedback
Corporate sponsorship for American Experience is provided by Liberty Mutual Insurance and Carlisle Companies. Major funding by the Alfred P. Sloan Foundation.

Hoover Dam: Moving the Concrete
Clip: Season 11 | 2m 59s
On June 6, 1933, workers began pouring concrete to build what would become the face of the dam. To move the concrete across the construction site, Chief Engineer Frank Crowe designed a network of cableways to carry material. Pretty soon, a cable would deliver a 20-ton bucket of concrete every 78 seconds!
Problems with Closed Captions? Closed Captioning Feedback
How to Watch American Experience
American Experience is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.

When is a photo an act of resistance?
For families that just decades earlier were torn apart by chattel slavery, being photographed together was proof of their resilience.Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipWorkers moved the Colorado River from the bed it had known for 12 million years. (44s)
Hoover Dam: Moving the Concrete
On June 6, 1933, workers poured the first bucket of concrete that would build the dam. (2m 59s)
The High Scalers of Hoover Dam
During the dam's construction, the job of the high scaler was by far the most dangerous. (2m 33s)
The most dangerous phase of Hoover Dam's construction was building the diversion tunnels. (2m 47s)
Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipCorporate sponsorship for American Experience is provided by Liberty Mutual Insurance and Carlisle Companies. Major funding by the Alfred P. Sloan Foundation.