Swannanoa Tunnel, U.S. Route 70, Ridgecrest, Buncombe County, NC
U.S. Route 70, Ridgecrest vicinity, NC
Find maps of Ridgecrest, NC
Documentation compiled after 1968.
Survey number HAER NC-12
Building/structure dates: 1879 initial construction
Building/structure dates: 1963 subsequent work
Significance: Longest railroad tunnel on Western North Carolina Railroad; significant early use of nitro-glycerine; major utilization of convict labor.
Salsbury, D. C.
Swepson, George W.
Littlefield, Milton S.
Aldrich, L. S.
Wilson, James W.
Miller, Henry M.
O'Bannon, Patrick W., Historian
Historic American Engineering Record (Library of Congress)
Back to Ridgecrest vicinity, North Carolina