Wednesday, October 20, 2010

193lb nut and bolt used in Grand Coulee Dam

Look at that monster!

This is a 193lb nut and bolt used in the Grand Coulee Dam, which is on the Columbia River in Washington. It is one of 16 used to join sections of the generator shaft of a 75,000 kW generator. The picture is from 1942 and I found it somehow on Wikipedia.

 For reference, here's the dam:

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