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By 1906, the Pennsylvania built several low-grade lines for freight to bypass areas of steep grade (slope) and avoid congestion. These included: 1871: The Western Pennsylvania Railroad completed its line from Blairsville to Allegheny City, Pennsylvania, and a connection with the Pittsburgh, Fort Wayne & Chicago [3]: 63
Portal of the abandoned tunnel of the Allegheny Portage Railroad near Johnstown, PA, the first railroad tunnel in the United States. The eastern part of the PRR's main line (east of Lancaster) was built by the Commonwealth of Pennsylvania as part of the Main Line of Public Works: a hybrid railroad and canal corridor across the state.
John Edgar Thomson (February 10, 1808 – May 27, 1874) was an American civil engineer and industrialist. An entrepreneur best known for his leadership of the Pennsylvania Railroad (PRR) from 1852 until his death in 1874, Thomson made it the largest business enterprise in the world and a world-class model for technological and managerial innovation.
Samuel Rea (September 21, 1855 – March 24, 1929) was an American engineer and the ninth president of the Pennsylvania Railroad, serving from 1913 to 1925. He joined the PRR in 1871, when the railroad had hardly outgrown its 1846 charter to build from Harrisburg to Pittsburgh, and helped it grow to a 12,000-mile (19,000 km) system with access ...
Built between 1826 and 1834, it established the Pennsylvania Canal System and the Allegheny Portage Railroad. Later amendments substituted a new technology, railroads , in place of the planned but costly 82-mile (132 km) canal connecting the Delaware River in Philadelphia to the Susquehanna River .
Of the 598 class I1 locomotives built for the Pennsylvania Railroad, only one (#4483) survived the scrapper's torch. PRR 4483 was built in May 1923 and assigned to drag freight service. [2] In February 1931, it was converted to an I1sa, increasing its tractive effort, and assigned to the Eastern Region, Susquehanna Division and Northern Region.
Pennsylvania Railroad: Tuscarora Valley Railroad: 1891 1934 N/A Tylerdale Connecting Railroad: TYC B&O/ PRR: 1899 Still exists as a nonoperating subsidiary of CSX Transportation: Tyrone and Clearfield Railroad: PRR: 1854 1866 Pennsylvania Railroad, Tyrone and Clearfield Railway: Tyrone and Clearfield Railway: PRR: 1867 1903 Cambria and ...
The boiler for the S1 was the largest built by the Pennsylvania Railroad; with 660 square feet (61 m 2) of direct heating surface and 500 one-inch diameter tubes, the total heating surface area of S1 was 7,746 square feet (719.6 m 2); it was 99.3% as massive as the boiler for Union Pacific's 4000-class "Big Boy" locomotives. In terms of drawbar ...