Philadelphia, Baltimore and Washington Railroad
| Map of the Philadelphia, Baltimore and Washington Railroad up to 1945 | |
| Broad Street Station in Philadelphia, which housed the company's headquarters until 1930 | |
| Overview | |
|---|---|
| Headquarters | Philadelphia (Broad Street Station) | 
| Locale | Pennsylvania, Delaware, Maryland and Washington, D.C. | 
| Dates of operation | 1902–1976 | 
| Predecessor | Philadelphia, Wilmington and Baltimore Railroad Baltimore and Potomac Railroad Pittsburgh, Cincinnati, Chicago and St. Louis Railroad | 
| Successor | Amtrak (passengers) Conrail system (freight) | 
| Technical | |
| Track gauge | 4 ft 8+1⁄2 in (1,435 mm) standard gauge | 
| Electrification | 12 kV 25 Hz | 
| Length | 717 miles / 1,154 km (pre-PCC&StL merger) | 
The Philadelphia, Baltimore and Washington Railroad (PB&W) was a railroad that operated in Pennsylvania, Delaware, Maryland, and the District of Columbia from 1902 until 1976. A key component of the Pennsylvania Railroad (PRR) system, its 131-mile (211 km) main line ran between Philadelphia and Washington.: 228 The PB&W main line is now part of the Northeast Corridor, owned by Amtrak.