Lock Downtime on the Saint Lawrence Seaway

Locks along the Saint Lawrence Seaway (the Seaway) are usually closed between late December to late March because of ice. At other times of the year, shipping can be disrupted when locks are closed for other reasons.

Excluding the winter...

Government Transportation Revenues

Federal, state, and local government transportation revenues earmarked to finance transportation programs1 increased from $90.9 billion in 1990 to $125.9 billion in 2000 (in 2000 chained dollars2) for an annual average growth rate of 3.3 percent (figure 14-...

Figure 2-13 - Truck Freight Flows in the United States: 1998

SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics, Federal Highway Administration, and Office of Intermodalism (Office of the Secretary), GeoFreight, CD (Washington, DC: 2003)....

Commercial Motor Vehicle Repairs

In the United States, there were over 662,000 active motor carriers—common, contract, or private—using buses or trucks to provide commercial transportation of passengers or freight in 2004 [2]. Trucking accounted for 28 percent of the nation...

Transportation Services

The contribution of for-hire transportation industries to the U.S economy, as measured by their value added (or net output), increased (in 2000 chained dollars1) from $206.4 billion in 1991 to $300.2 billion in 2001 (figure 13-4). In the same time period, this segment...

Figure 3-9 - Amtrak Hours of Delay by Cause: 2000-2003

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NOTE: Amtrak changed its method for reporting delays by cause in 2000. Therefore, data before 2000 are not comparable to previous years and are not presented in figure 3-9. Amtrak...

Figure 3-1 - Travel Time Index by Metro Area Population for 75 Metro Areas: 2001

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KEY: TTI = Travel Time Index.

NOTE: The TTI is the ratio of peak period travel time to free-flow travel time. It expresses the average...

Air Travel Price Index

Commercial airlines offer a variety of discount fares to fill their flights, but these special airfares, facilitated by Internet commerce and “frequent flyer” programs, complicate efforts to measure changes in the prices people pay for commercial air travel....

Figure 15-3 - U.S. Petroleum Use by Sector: 1992-2002

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NOTE: 2002 data are estimates, except for utilities, which are preliminary.

SOURCE: USDOE, EIA, Annual Energy Review 2002, table 5.12, available at http://www....

Figure 3-5 - Change in Actual and Scheduled Travel Time: 1990-2002

Seasonally adjusted, yearly averages

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NOTE: These results, based on ongoing research, are preliminary. The Travel Time Variability Index is based on the standard...