Erie. Conrail would be bought in 1998 by Norfolk Southern and CSX. Eleven GE Class B23-7Rs (sometimes referred to as Super 7s), the Monongahela's final locomotive fleet numbered 2300–2310, were renumbered 2030-2040 by Conrail, then divided between NS and CSX when they operationally took over Conrail operations in 1999. Heritage unit In 2012, Norfolk Southern celebrated 30 years of being formed, and painted 20 new locomotives in predecessor schemes to honor its heritage. GE ES44AC #8025 was painted into the Monongahela scheme. See also The Monongahela Connecting Railroad with which it should not be confused System map of the Monongahela Railway with other railroads, 1935 Simpson Tunnel References Corporate Genealogy - Monongahela Railway Employer Status Determination - Monongahela Railway Company (U.S. Railroad Retirement Board) External links George Elwood's Fallen Flags site images of the Monongahela Railway Images of the Monongahela Railway by John Benner Defunct Pennsylvania railroads Defunct West Virginia railroads Predecessors of Conrail Former Class I railroads in the United States Railway companies established in 1915 Railway companies disestablished in 1993