2-1 The Transportation Network: 2010

2-1 The Transportation Network: 2010

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Mode Components
Highwaya  
Public roads 47,002 miles of Interstate highway (2009)
117,084 miles of other National Highway System roads (2008)
3,895,244 miles of other roads (2008)
Air  
Total airports: 19,802
Public use: 5,175
Private use: 14,353
Military: 274
Rail  
Miles of railroad operated 95,700 miles by Class I freight railroads in the United Statesb
12,000 miles by regional freight railroads
32,456 miles by local freight railroads
21,178 miles by Amtrak (passenger)c
Urban transit  
Directional route-milesd Bus: 236,434e
Trolley bus: 451e
Commuter rail: 7,630
Heavy rail: 1,617
Light rail: 1,497
Stations Commuter rail: 1,225
Heavy rail: 1,041
Light rail: 848
Water  
Navigable channels: 25,320 miles
Ferry routes: 697 directional route-miles
Commercial waterway facilitiesf  
Great Lakes: 647
Inland: 1,949
Ocean: 5,588
Lock chambers: 238
Pipeline  
Miles of oil pipe Total oil: 176,271
Miles of gas pipe Transmission: 324,984
Distribution: 1,220,999

aHighway data are for years indicated. bThere are also 561 miles of railroad operated within the U.S. Class I freight railroad system that are owned by Canadian railroads. cApproximately 97 percent of the trackage on which Amtrak operates is owned by other railroads. dDirectional route-miles includes both directly operated and purchased transport service. eIncludes directional route-miles on exclusive right-of-way, controlled right-of-way, and mixed traffic. fSee Glossary for definitions

Sources: Highway—USDOT, FHWA, Highway Statistics 2009, table HM-18. Air—Public-use airports: FAA as cited in USDOT, RITA, BTS, National Transportation Statistics, table 1-3, as of October 2011. Airports serving large certificated carriers: USDOT, RITA, BTS, Airport Activity Statistics of Certificated Air Carriers, Summary Tables, October 2011. Railroad—Association of American Railroads, Railroad Facts 2011. Transit—USDOT, Federal Transit Administration, National Transit Database 2010, tables 21, 23, and 24 as of October 2011. Water—Commercial waterway facilities—U.S. Army Corps of Engineers, Institute for Water Resources, Navigation Data Center, The U.S. Waterway System Facts, November 2011. Navigable channels—U.S. Army Corps of Engineers as cited in USDOT, RITA, BTS, National Transportation Statistics, table 1-1 as of November 2011. Pipeline—PHMSA as cited in USDOT, RITA, BTS, National Transportation Statistics, tables 1-1 and 1-10 as of October 2011.