Union Pacific Railroad

Union Pacific Railroad

System map (trackage rights in purple)
Union Pacific Challenger #3985
Overview
Headquarters	1400 Douglas Street Omaha, Nebraska, U.S.
Reporting mark	UP (road locomotives), UPY (yard locomotives), UPP (passenger railcars)
Locale	United States from Chicago, Illinois, and cities along the Mississippi River to the Pacific coast
Dates of operation	1862–present (legacy) First (original) company, Union Pacific Rail Road: 1862–1880 Second company, Union Pacific Railway: 1880–1897 Third company, Union Pacific Railroad (Mark I): 1897–1998 Fourth company, Union Pacific Railroad (Mark II): 1969–present (originally Southern Pacific Transportation Company until 1998; renamed Union Pacific during UP-SP merger)
Technical
Track gauge	4 ft 8 1⁄2 in (1,435 mm)
Length	32,100 miles (51,660 km)
Other
Website	www.up.com

Union Pacific Railroad (or legally Union Pacific Railroad Company and simply Union Pacific) is a freight-hauling railroad that has 8,500 locomotives. They have over 32,100 route-miles in 23 U.S. states west of Chicago and New Orleans. The Union Pacific Railroad system is the biggest in the United States. They are one of the world's biggest transportation companies.^[1]

• System map
• Photographs of the Construction of the Union Pacific Railroad, 1868–69 Archived 2011-07-28 at the Wayback Machine at the Beinecke Rare Book and Manuscript Library at Yale University
• Thousands of photographs from as early as 1860 taken by employees of the Union Pacific railroad
• Union Pacific Historical Society
• The Union Pacific Railroad "Building America"

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