Table 2 - Major Elements of the U.S. Freight Transportation System: 2002
Table 2 - Major Elements of the U.S. Freight Transportation System: 2002
| Mode | System extent |
|---|---|
| Highway | Public roads |
| 46,769 miles of Interstate highway | |
| 115,032 miles of other National Highway System roads | |
| 3,828,046 miles of other roads | |
| Air | Public-use airports |
| 5,286 airports | |
| Rail | Miles of railroad operated |
| 98,944 miles by Class I freight railroads in the United States (1) | |
| 15,648 miles by regional freight railroads | |
| 26,347 miles by local freight railroads | |
| Water | 26,000 miles of navigable waterways |
| Commercial waterway facilities | |
| Great Lakes: 600 deep-draft | |
| Great Lakes: 154 shallow-draft | |
| Inland: 2,361 shallow-draft | |
| Ocean: 4,284 deep-draft | |
| Ocean: 1,765 shallow-draft | |
| Locks: 275 | |
| Pipeline | Oil |
| Crude lines: 64,336 miles of pipe | |
| Product lines: 75,565 miles of pipe | |
| Gas | |
| Transmission: 309,503 miles of pipe | |
| Distribution: 1,079,565 miles of pipe |
(1) Includes 570 miles of railroad owned by Canada.
SOURCE: Various sources, as cited in USDOT, Bureau of Transportation Statistics (BTS), National Transportation Statistics, available at http://www.bts.gov; Association of American Railroads, Railroad Facts, 2003 (Washington, DC: 2004); USDOT, Federal Highway Administration, Highway Statistics 2003 (Washington, DC: 2004), table HM-18; Oil & Gas Journal, Aug. 23, 2004; USDOT, Federal Transit Administration, 2002 National Transit Summaries and Trends, table 18 and appendix, available at www.ntdprogram.com; USDOT, BTS, "Airport Activity Statistics of Certificated Air Carriers, Summary Tables, 12 Months Ending Dec. 31, 2002," 2004; U.S. Army Corps of Engineers, Institute for Water Resources, Navigation Data Center, The U.S. Waterway System Facts, December 2003 (Alexandria, VA: 2003).