| Mode | 2009 | 2019 |
|---|---|---|
| Air | ||
Certificated airportsa |
559 |
522 |
General aviation airports |
19,191 |
19,117 |
| Highway | ||
Bridges |
603,310 |
617,084 |
| Pipeline | ||
LNG facilities |
U |
163 |
| Rail | ||
Amtrak stations |
511 |
526 |
| Transit rail | ||
Commuter rail stations |
1,214 |
1,300 |
Heavy rail stations |
1,041 |
1,055 |
Light rail stationsb |
836 |
1,267 |
| Water | ||
Portsc |
184 |
185 |
Cargo handling docksd |
8,184 |
8,250 |
Lock chambers |
238 |
237 |
Notes:
aCertificated airports serve air carrier operations with aircrafts seating more than nine passengers. bLight Rail was revised beginning in 2011 and includes light rail, street car rail, and hybrid rail. cPorts handling over 250,000 short tons. dData for 2009 and 2019 are not comparable due to changes in data coverage.
LNG = liquified natural gas; U = Data are not available.
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 https://www.bts.gov/nts. Pipeline—U.S. Department of Transportation, Pipeline and Hazardous Materials Administration, available at https://www.phmsa.dot.gov/. Transit—U.S. Department of Transportation, National Transit Database, available at https://www.transit.dot.gov/ntd/. Water—U.S. Army Corps of Engineers, Navigation Data Center, Transportation Facts and Information, available at http://www.navigationdatacenter.us/.
Last Updated: August 2021