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Table 1
The Transportation Network: 2004
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Highway |
|
Public roads |
46,837 miles of
Interstate highway
115,319 miles of other
National Highway System roads
3,835,305 miles of other
roads |
Air |
|
Public-use airports |
5,288 airports |
Airports serving large certificated carriers |
27 large hub areasa (70 airports), 467
million enplaned passengers
35
medium hub areas (58 airports), 127 million enplaned passengers
68 small hub areas (83
airports), 53 million enplaned passengers
970 nonhub areas (1,009
airports), 22 million enplaned passengers |
Rail |
|
Miles of railroad operated |
97,496 miles by Class I
freight railroads in the United Statesb
15,641 miles by regional
freight railroads
27,109 miles by local
freight railroads
23,000 miles by Amtrak
(passenger)c |
Urban transit (2003) |
|
Directional route-milesd |
Bus: 165,854e
Trolley
bus: 425
Commuter rail: 4,407
Heavy rail: 1,597
Light rail: 1,097 |
Stations |
Commuter rail: 1,153
Heavy rail: 1,023
Light rail: 723 |
Water |
|
Navigable channels |
26,000
miles (2003) |
Ferry routesf |
487 (2000) |
Commercial waterway facilitiesa |
|
Great Lakes |
600 deep-draft
154 shallow-draft |
Inland |
2,361 shallow-draft |
Ocean |
4,287 deep-draft
1,770 shallow-draft |
Locks |
Locks: 257 |
Pipeline |
|
Oil |
Crude lines: 65,942 miles of
pipe
Product lines: 76,258 miles of
pipe |
Gas (2003) |
Transmission: 304,000 miles of
pipe
Distribution: 1,097,900 miles
of pipe |
a See Glossary for
definitions. b There are also 560
miles of railroad operated within the U.S. Class I freight railroad system
that are owned by Canada. c The Amtrak mileage
includes the 745 miles of trackage it owns and route-miles operated on the
tracks of the freight railroads. d Directly operated
service. Does not include contracted service. e Includes directional route-miles on exclusive right-of-way,
controlled right-of-way, and mixed traffic.
Sources: Various sources, as cited in USDOT, RITA, BTS, National Transportation Statistics, available at http://www.bts.gov; Association of American
Railroads, Railroad Facts, 2005 (Washington, DC: 2005); USDOT, FHWA, Highway Statistics 2004
(Washington, DC: 2005), table HM-18; Oil & Gas Journal, Sept. 12, 2005; USDOT,
Federal Transit Administration, 2003 National
Transit Summaries and Trends, tables 21, 23,
24, and appendix, available at www.ntdprogram.com; USDOT, RITA, BTS, "Airport
Activity Statistics of Certificated Air Carriers, Summary Tables, 12 Months
Ending Dec. 31, 2004," 2005; U.S. Army Corps of Engineers, Institute for
Water Resources, Navigation Data Center, The
U.S. Waterway System Facts, December 2004
(Alexandria, VA: 2004).
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