Figure 15-6 - Total Oil Spills by Volume and Source: 1991-2001

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NOTE: Percentages may not add to 100 because of independent rounding.

SOURCES: U.S. Department of Transportation, Research and Innovative Technology...

Commercial Freight Activity

The nation's freight transportation system, all modes combined, carried 15.8 billion tons of raw materials and finished goods in 2002, up 18 percent from 13.4 billion tons in 1993 (figure 1-11).1 The 2002 freight activity also represented 4,506...

Transit Passenger-Miles of Travel

Transit passenger-miles of travel (pmt) grew 26 percent between 1993 and 2003, from 36.2 billion pmt to 45.6 billion pmt [2] (box 6-A). However, transit pmt declined 1.2 percent between 2001 and 2002, and it declined another 0.6 percent...

Highway Condition

The condition of roads in the United States improved between 1993 and 2003. For instance, the percentage of rural Interstate mileage in poor or mediocre condition declined from 35 percent in 1993 to 11 percent in 2003 (figure 2-3). Poor or...

Figure 13-1 - Trucks by Vehicle Weight: 1992, 1997, and 2002

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NOTES: Weight is the empty weight of the vehicle plus the average vehicle load. Excludes vehicles owned by federal, state, or local governments; ambulances; buses;...

Passenger and Freight Vehicle-Miles of Travel

Annual highway vehicle-miles of travel (vmt) amounted to 2.9 trillion in 2003, rising by 26 percent since 1993 [1], an annual 2.3 percent rate of change. Vmt per capita rose by 13 percent during the same period.

In...

BOX 6-C - Transit Accessibility Under the ADA

While the Americans with Disabilities Act (ADA) of 1990 requires public transit services, under specific conditions, to be accessible to persons with special needs, it did not impose a statutory deadline for fleet accessibility. The...

Figure 3-6 - Minor Motor Vehicle-Related Injuries by Age and Gender: 2003

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NOTES: A minor injury is one in which the victim was treated and released. A serious injury is one in which the victim was either hospitalized or treated and...

Figure 2-14 - Average Age of U.S. Commercial Aircraft: 1992-2002

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NOTE: Commercial aircraft are aircraft of air carriers providing scheduled or nonscheduled passenger or freight service, including commuter and air taxi on-demand...

TABLE 1 Topics in this Report

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