Transportation Facilities

number
Mode 2008 2018
Air
Certificated airportsa
560
523
General aviation airports
19,370
19,116
Highway
Bridges
613,764
616,096
Pipeline
LNG facilities
U
157
Rail
Amtrak stations
510
526
Transit rail
Commuter rail stations
1,189
1,280
Heavy rail stations
1,041
1,054
Light rail stationsb
787
1,106
Water
Portsc
185
181
Cargo handling docksd
8,350
8,238
Lock chambers
238
239

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 2008 and 2018 are not comparable due to changes in data coverage. 

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 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: October 2020