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The building of Grand Coulee Dam

When Woody Guthrie sang that the Grand Coulee Dam was the “biggest thing built by the hand of a man,” he wasn’t far off. One of the largest structures ever built, the Grand Coulee Dam on the Columbia River stands 550 feet high and just under a mile wide and contains 12 million cubic yards of concrete. The project began generating power on this date, 80 years ago. Here’s how it came about:
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