1-2 Transportation Facilities
1-2 Transportation Facilities
number
| Mode | 2002 | 2012 |
|---|---|---|
| Air | ||
| Certificated airportsa | 633 | 542 |
| General aviation airports | 18,939 | 19,169 |
| Highway | ||
| Bridges | 590,868 | 607,378 |
| Pipeline | ||
| LNG facilities | U | 132 |
| Rail | ||
| Amtrak stations | 515 | 518 |
| Transit rail | ||
| Commuter rail stations | 1,150 | 1,244 |
| Heavy rail stations | 994 | 1,044 |
| Light rail stations | 640 | 928 |
| Water | ||
| Portsb | 190 | 180 |
| Cargo handling docksc | * | 8,214 |
| Lock chambers | 275 | 239 |
*2002 cargo handling docks number is omitted because it is not comparable to 2012 number due to a change in data collection methodology.
aCertificated airports serve air carrier operations with aircrafts seating more than nine passengers. bPorts handling over 250,000 short tons. cData for 2002 and 2012 are not comparable due to changes in data coverage.
Key: LNG = liquified natural gas; U = Data are unavailable.
Sources: Air, Highway, Rail–As cited in U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics, tables 1-3, 1-7, and 1-28, available at www.bts.gov as of September 2014. Pipeline–U.S. Department of Transportation, Pipeline and Hazardous Materials Administration, available at phmsa.dot.gov/pipeline/library/data-stats as of September 2014. Transit–U.S. Department of Transportation, National Transit Database, available at www.ntdprogram.gov as of September 2014. Water–U.S. Army Corps of Engineers, Navigation Data Center, available at www.navigationdatacenter.us as of September 2014.