The Baltimore and Ohio Railroad was the first common carrier railroad and the oldest railroad in the United States with its first section opening in 1830. Merchants from Baltimore, which had benefited to some extent from the construction of the National Road early in the century, wanted to do business with settlers crossing the Appalachian Mountains. The railroad faced competition from several existing and proposed enterprises, including the Albany-Schenectady Turnpike, built in 1797, the Erie Canal, which opened in 1825, and the Chesapeake and Ohio Canal.
CSX Transportation, known colloquially as simply CSX, is a Class I freight railroad company operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates on approximately 21,000 route miles (34,000 km) of track. The company operates as the leading subsidiary of CSX Corporation, a Fortune 500 company headquartered in Jacksonville, Florida.
Chessie System, Inc. was a holding company that owned the Chesapeake and Ohio Railway (C&O), the Baltimore and Ohio Railroad (B&O), the Western Maryland Railway (WM), and Baltimore and Ohio Chicago Terminal Railroad (B&OCT). Trains operated under the Chessie name from 1973 to 1987.
The Western Maryland Railway was an American Class I railroad (1852–1983) that operated in Maryland, West Virginia, and Pennsylvania. It was primarily a coal hauling and freight railroad, with a small passenger train operation.
The Capital Subdivision is a railroad line owned and operated by CSX Transportation in the U.S. state of Maryland and the District of Columbia. The line runs from near Baltimore, Maryland, southwest to Washington, D.C., along the former Baltimore and Ohio Rail Road (B&O) Washington Branch. The subdivision's Alexandria Extension provides a connection to Virginia and points south.
The Western Maryland Scenic Railroad (WMSR) is a heritage railroad based in Cumberland, Maryland, that operates passenger excursion trains and occasional freight trains using both steam and diesel locomotives over ex-Western Maryland Railway (WM) tracks between Cumberland and Frostburg. The railroad offers coach and first class service, murder mystery excursions, and special seasonal trips.
The Frederick Branch is a railroad line in Frederick County, Maryland. It was built by the Baltimore and Ohio Railroad (B&O) in 1831, and is now owned by the Maryland Department of Transportation (MDOT). The 3.4 mi (5.5 km) branch extends between Frederick Junction – a wye with the Old Main Line Subdivision of CSX Transportation on the west side of the Monocacy River – and its terminus at East Street in downtown Frederick, Maryland. The wye at Frederick Junction was the first example of its kind in the United States and is still in use today.
The Baltimore Belt Line was constructed by the Baltimore and Ohio Railroad (B&O) in the early 1890s to connect the railroad's newly constructed line to Philadelphia and New York City/Jersey City with the rest of the railroad at Baltimore, Maryland. It included the Howard Street Tunnel, the Mount Royal Station for B&O's Royal Blue Line passenger trains, and the first mainline railroad electrification in the United States. The line is currently operated by CSX Transportation as part of its Baltimore Terminal Subdivision.
The Mountain Subdivision is a railroad line owned and operated by CSX Transportation in the U.S. states of Maryland and West Virginia. The line runs from Cumberland, Maryland, west to Grafton, West Virginia, along the original Baltimore and Ohio Railroad (B&O) main line. It was known as the West End Subdivision until the B&O's absorption into the Chessie System, and included the B&O's original crossing of the Allegheny Mountains. Through CSX traffic to the west from Cumberland now uses the Keystone Subdivision over Sand Patch Grade.
The Hanover Subdivision is a railroad line owned and operated by CSX Transportation in the U.S. states of Maryland and Pennsylvania. The line runs from Baltimore, Maryland, west to Hagerstown, Maryland, along several former Western Maryland Railway (WM) lines. It meets the Baltimore Terminal Subdivision at its east end, and the Lurgan Subdivision heads both north and west from its west end.
Cleveland has been and continues to be deeply rooted in railroad history.
The Keystone Subdivision is a railroad line owned and operated by CSX Transportation in the U.S. states of Maryland and Pennsylvania. The line runs from Cumberland, Maryland, west to McKeesport, Pennsylvania, along a former Baltimore and Ohio Railroad (B&O) line. The line includes the well-known Sand Patch Grade over the Allegheny Mountains.
The CSX Cumberland Subdivision is a railroad line owned and operated by CSX Transportation in the U.S. states of Maryland and West Virginia. The line runs from Brunswick, Maryland, west to Cumberland, Maryland, along the old Baltimore and Ohio Rail Road (B&O) main line. At its east end, the Cumberland Subdivision becomes the Metropolitan Subdivision; at its west end at Cumberland, Maryland it becomes the Cumberland Terminal Subdivision. It meets the Shenandoah Subdivision at Harpers Ferry, West Virginia, and the Lurgan Subdivision in Cherry Run, West Virginia.
The New Castle Subdivision is a railroad line owned and operated by CSX Transportation in the U.S. states of Pennsylvania and Ohio. The line runs from New Castle, Pennsylvania west through Youngstown and Akron to Greenwich, Ohio along a former Baltimore and Ohio Railroad line. Its east end is near Mahoningtown, at the west end of the New Castle Terminal Subdivision. Its west end is at the Willard Terminal Subdivision, just east of the Greenwich Subdivision junction at Greenwich. It junctions with the Newton Falls Subdivision at Newton Falls, Ohio, and the CL&W Subdivision at Sterling, Ohio.
The CL&W Subdivision is a railroad line owned and operated by CSX Transportation in the U.S. state of Ohio. The line runs from a junction with the New Castle Subdivision at Sterling northwest to Lorain along a former Baltimore and Ohio Rail Road line. It junctions with the Cleveland Subdivision at Lester and the Greenwich Subdivision at Grafton.
The P&W Subdivision is a railroad line owned and operated by CSX Transportation, the Allegheny Valley Railroad (AVR), and the Buffalo and Pittsburgh Railroad (BPRR) in the U.S. state of Pennsylvania. The line runs from Rankin north through Pittsburgh to West Pittsburg along a former Baltimore and Ohio Railroad line, once the Pittsburgh and Western Railroad.
The Patterson Creek Cutoff is an abandoned railroad line built by the Baltimore and Ohio Railroad (B&O) in northern West Virginia and Western Maryland, that served trains running on the B&O "West End" line in the Cumberland, Maryland area. The cutoff route ran from McKenzie, Maryland to Patterson Creek, West Virginia, providing a bypass of the B&O rail yard in Cumberland for coal trains moving between Keyser, West Virginia and Brunswick, Maryland.
Camden Station, now also referred to as Camden Street Station, Camden Yards, and formally as the Transportation Center at Camden Yards, is a train station at the intersection of South Howard and West Camden Streets in Baltimore, Maryland, adjacent to Oriole Park at Camden Yards, behind the B&O Warehouse. It is served by MARC commuter rail service and local Light Rail trains.
The Baltimore Terminal Subdivision is a railroad line owned and operated by CSX Transportation in the U.S. state of Maryland. The line runs from Baltimore to Halethorpe along the original Baltimore and Ohio Railroad (B&O) line, one of the oldest rail lines in the United States and the first passenger railroad line. At its east (north) end, it connects with the Philadelphia Subdivision; its west (south) end has a junction with the Capital Subdivision and the Old Main Line Subdivision.
