Baltimore and Potomac Tunnel
Railroad tunnel near Baltimore, Maryland / From Wikipedia, the free encyclopedia
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The Baltimore and Potomac Tunnel (or B&P Tunnel) is a double-tracked, masonry arch railroad tunnel on the Northeast Corridor in Baltimore, Maryland, just west of Pennsylvania Station. Opened in 1873, the tunnel is used by about 140 Amtrak and MARC passenger trains and two freight trains every day, as of 2008.[1]
It has been suggested that this article should be split into a new article titled Frederick Douglass Tunnel. (discuss) (November 2023) |
The 7,669-foot (2,338 m) tunnel, which passes under the Baltimore neighborhoods of Bolton Hill, Madison Park, and Upton, consists of a single tube with two tracks. It is punctuated by two open-air cuts for ventilation of exhaust fumes and smokeāPennsylvania Avenue Opening and John Street Openingāthat divide the main tunnel into three "sub-tunnels", designated (from south to north) Gilmor Street Tunnel, Wilson Street Tunnel, and John Street Tunnel.[1][2][3]