An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Data are for 2008 unless otherwise noted.
Transportation System ExtentAll public roads: 4.04 million milesInterstate: 46,751 milesRoad bridges: 603,3071Class I railroad trackage: 118,859 milesInland waterways: 29,620 milesPublic use airports: 5,1781
Vehicles and...The U.S. Department of Transportation's (USDOT), Research and Innovative Technology Administration (RITA), Bureau of Transportation Statistics (BTS) collects and compiles data on the volume of revenue passengers, freight, and mail...
Excel | CSV
StateAgencyWebsite addressTelephoneAlabamaAlabama Department of Transportationhttp://www.dot.state.al.us(334) 242-6358AlaskaAlaska Department of Transportation and Public Facilitieshttp://www.dot.state.ak.us(907)...Excel | CSV
Publication/databaseSourceWebsiteTablesUpdate available (approx.)Air Carrier Activity Information System (ACAIS)U.S. DOT, Federal Aviation Administration, Office of Airportshttp://www.faa.gov/airports_airtraffic/airports/planning_capacity/...Ray LaHoodSecretary
John D. PorcariDeputy Secretary
Research and Innovative Technology AdministrationPeter H. AppelAdministrator
Robert L. Bertini, Ph.D.Deputy Administrator
Bureau of Transportation StatisticsSteven D....
Excel | CSV
(Number of days with AQI values greater than 100)
Metropolitan area AQI days > 100 2000R 2001R 2002R 2003R 2004R...Excel | CSV
State Rank Registrations California 1 91,417 Florida 2 19,283 New York 3 17,385 Texas 4 17,196 Washington 5 13,...Excel | CSV
(Number of vehicles)
State Fuel Type Total Liquefied petroleum gases Natural gas Ethanol Electricity Hydrogen Alabama 2,297 732 5,286 620 0 8,...Excel | CSV
(Millions of gallons)
State Gasoline Special fuel (mainly diesel) Total use Highway use Nonhighway use Private and commercial Public use Private and commercial Public use Private...