2-10 Top 10 U.S. Airports: 2014

Table Version | Excel

Note: Includes passenger enplanements on U.S. carrier scheduled domestic and international service and foreign carrier scheduled international service to and from the United States.

Source: U.S. Department of...

2-9 U.S. Air Carrier Passenger Traffic: 2003–2014

Table Version | Excel

Note: Includes passenger enplanements on scheduled services only.

Source: U.S. Department of Transportation, Bureau of Transportation Statistics, Office of Airline Information, T-100 Market data, available at...

2-8 Top 10 Amtrak Stations: FY2014

Table Version | Excel

Note: Includes passenger boardings and alightings.

Source: As cited in U.S. Department of Transportation, Bureau of Transportation Statistics, State Transportation Statistics, table 4-5, available at www.bts.gov as of...

2-7 Amtrak Ridership: FY2000–FY2014

Table Version | Excel

Notes: Includes passengers traveling on Amtrak only, which is a portion of all railroad passenger travel.

Source: U.S. Department of Transportation, Federal Railroad Administration, available at safetydata.fra.dot.gov...

2-6 Commute Mode Share: 2014

Table Version | Excel

aIncludes motorcycle, taxi, and other means.

Notes: Percents do not add to 100 due to rounding. The American Community Survey asks for the mode usually used by the respondent to get to work. For more than one mode of...

2-4 Transit Ridership: 1970–2013

Table Version | Excel

Note: Includes bus, commuter rail, demand response, heavy rail, light rail, trolley bus, ferry boat, aerial tramway, automated guideway, cable car, inclined plane, monorail, and other.

Source: American Public...

2-2 Highway Travel: 1970–2013

Table Version | Excel

Note: Data for 2007 and later years may not be comparable to previous years due to changes in methodology.

Source: U.S. Department of Transportation, Federal Highway Administration,...

1-7 Structurally Deficient Bridges by State: 2014

Table Version | Excel

Source: U.S. Department of Transportation, Federal Highway Administration, National Bridge Inventory, available at www.fhwa.dot.gov/bridge/nbi.cfm as of September 2015.

1-6 Structurally Deficient Bridges: 1990–2014

Table Version | Excel

Source: As cited in U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics, tables 1-28, available at www.bts.gov as of September 2015.

1-5 National Highway System Pavement Condition

Table Version | Excel

percent of vehicle-miles traveled

Note: Pavement condition is measured by the International Roughness Index (IRI).

Source: U.S. Department of Transportation, Federal Highway Administration, 2013 Status of the Nation’s Highways,...