Alpine Station, Pitkin, Gunnison County, CO
Pitkin vicinity, CO
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Documentation compiled after 1933.
Survey number HABS CO-196-A
Unprocessed field note material exists for this structure (N397 ).
Building/structure dates: 1881 initial construction
Significance: The Alpine Tunnel was constructed between January 1880 and December 1881 for the Denver Southpark and Pacific Narrow Guage Railroad. The 17,717' tunnel, 11,612 feet above sea level, was the first to cross the continental divide. Glacially fractured granite at the east entrance, required a 100' lining of pine and spruce. 1,572 feet of the interior required a lining of 400,000 board feet of California redwood...
Preston, Rachel, Delineator
Senthilkumar, Raj, Delineator
Historic American Buildings Survey (Library of Congress)
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