Construction of the Grand Coulee Dam, Columbia basin, Washington, USA. Work to build the dam began in 1933 and was completed in 1941. The dam is one of the largest concrete structures in the world at 168 metres high and 1, 272 metres long, with a thickness of 152 metres. 78 people died on the original construction of the dam. The dam is currently the largest hydroproducer in the United States. Photographed in June 1936. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Library of Congress / US Bureau of Reclamation |
Bildgröße: | 4520 px × 5578 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |