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Construction of the AT&T Long Lines "Cheshire" underground site
Check out http://coldwar-ct.com! Description and photos of Cheshire, CT ATT underground facility.
Cheshire also connected via terrestrial microwave to the major, semi-hardened AT&T Durham station which linked to many other sites including paths to New London (Navy Sub base) and to Green Hill, RI to meet a transatlantic cable to Europe. Even the plumbing fixtures are on springs and utilize flex joints so that they will still function after the shock wave from a nearby nuclear detonation occurs. The heat load produced by the equipment required that a significant amount of air be moved into the building, filtered, cooled and either humidified or de-humidified.
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