This is a list of tunnels documented by the Historic American Engineering Record in the U.S. state of Maryland.[1]
Tunnels
Survey No. | Name (as assigned by HAER) | Built | Documented | Carries | Crosses | Location | County | Coordinates |
---|---|---|---|---|---|---|---|---|
MD-11 | Baltimore & Ohio Railroad, Howard Street Tunnel | 1895 | 1984 | CSX Baltimore Terminal Subdivision | Howard Street | Baltimore | Independent city | 39°18′17″N 76°37′15″W / 39.30472°N 76.62083°W |
MD-15 | Baltimore & Ohio Railroad, Point of Rocks Tunnel | 1971 | CSX Old Main Line Subdivision | Catoctin Mountain | Point of Rocks | Frederick | 39°16′30″N 77°32′39″W / 39.27500°N 77.54417°W | |
MD-17 | Baltimore & Ohio Railroad, Harpers Ferry Tunnel | 1894 | 1970 | Former Baltimore and Ohio Railroad | Elk Ridge | Maryland Heights | Washington | 39°19′27″N 77°43′26″W / 39.32417°N 77.72389°W |
MD-21 | Baltimore & Ohio Railroad, Ilchester Tunnel | 1903 | 1971 | Former Baltimore and Ohio Railroad | Ilchester | Howard | 39°15′00″N 76°45′44″W / 39.25000°N 76.76222°W |
See also
References
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