U.S. International Trade in Transportation-Related Goods

The United States traded $329.9 billion worth (in current dollars1) of transportation-related goods (e.g., cars, trains, boats, and airplanes and their related parts) in 2004 with its partners (figure 11-2). Motor...

Key Air Emissions

Transportation vehicles, ships, aircraft, and locomotives emitted 58 percent of the nation's carbon monoxide (CO), 45 percent of nitrogen oxides (NOX), 36 percent of volatile organic compounds (VOC), 4 percent of particulates, 8 percent of ammonia, and 5 percent...

Figure 12-1 - Roadside Truck Inspections: 1994-2004

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NOTES: Trucks are taken out of service (OOS) when inspectors find serious violations that warrant the issuance of a vehicle OOS order.  There may be data inconsistencies...

Figure 5-10 - Amtrak Trains Arriving On Time: 1994-2000 and 2001-2004

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NOTE: Amtrak revised its methodology for collecting and calculating on-time performance data in 2001. This resulted in minor changes in short-distance, long-...

Figure 7-2 - Average Cost per Mile of Owning and Operating an Automobile: 1993-2003

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NOTES: Data are the cost per mile based on 15,000 miles per year. To eliminate the effects of inflation over time, the Bureau of Transportation...

Figure 4-11 - When People Depart for Work: 1993 and 2003

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NOTE: Departure time increments are consistent with the source document.

SOURCES: U.S. Department of Housing and Urban Development and U.S. Department of...

BOX 3-A - Fatality Data

Each transportation mode tends to define fatality differently (e.g., death within 30 days of injury) and may generate its fatality data using different methods. Therefore, comparisons across modes should be viewed very carefully. For further...

BOX 1-A - Data on Passenger-Miles of Travel

Total passenger-miles of travel (pmt) excludes travel in heavy trucks, by bicycle, by walking, and by boat (including recreational boat). Pmt in heavy trucks is excluded because such travel is assumed to be incidental to the hauling...

Figure 4-5 - Households Without a Vehicle by Region: 1993 and 2003

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NOTES: See table 4-5 in appendix B for regional definitions. A housing unit is classified as occupied if there is at least one person who lives in the unit as a usual...

BOX 11-A - Components of Service Trade

Exports of freight transportation services occur when a U.S. carrier receives payments from a foreign company or individual for transporting merchandise. Imports of freight transportation services occur when a U.S....