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Originally Posted by Musashi
I didn't read the whole site Archer, is it saying that the TBMs were used to build shelters in the 70s? That would have been a pretty reasonable thing for the Air Force to have been doing, I think.
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It had to do with the MX missile project back in the '70's .. here's a clip that cuts to the chase:
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In 1983 REECo miners, used a 256-ton tunnel boring machine to drill a 750-foot tunnel into Little Skull Mountain as part of the project. The tunnel was later used by the Air Force to investigate equipment and methods for post-attack "dig-out" from underground missile complexes.
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McCanney & Co. underestimate the power of search engines when spewing their spiel! :wink: