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NOTES: Functionally obsolete refers to bridges that do not have the lane widths, shoulder widths, or vertical clearances adequate to serve traffic demand or bridges that...
For-hire transportation industries contributed $314.3 billion to the U.S. economy1 in 2003, a less than 1 percent increase from $217.2 billion in 1993 (in 2000 chained dollars2) (figure 9-4). Over the same period, this segment's share in Gross...
Use of NEISS data from the U.S. Consumer Product Safety Commission (CPSC) enables analyses of injuries by factors such as age and gender, type of vehicle, and severity of injuries sustained. NEISS data are a...
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NOTES: Flights are on time if they depart from or arrive at the gate less than 15 minutes after their scheduled departure or arrival times. See table 5-7 in appendix B for...
Transportation firms reported more than 14,740 hazardous materials incidents in 2004, a decrease of 8 percent since 19941 (figure 15-7). The number of reported incidents rose 10 percent between 1997 and 1998 and then another 14 percent in 1999,...
According to the 2001 National Household Travel Survey, U.S. residents make, on average, about 4 one-way trips per person per day averaging 10 miles each and 9 roundtrip long-distance trips per person per year averaging about...
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NOTE: These results, based on ongoing research, are preliminary.
SOURCES: U.S. Department of Transportation (USDOT),...
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NOTE: This map is based on information from the Rail Waybill Sample. Because these data are drawn from a survey, theyare subject to sampling errors...
There were 556 U.S. fatalities in 2004 caused by general aviation, amounting to 88 percent of all aviation fatalities in the United States [1]. However, general aviation has become safer between 1994 and 2004. Despite a 16 percent...
Highway-related capital stock (public highways and streets, consumer motor vehicles, and commercial truck transportation) represented the majority of the nation's transportation capital stock, $2,917 billion in 2003 (in chained 2000 dollars1). Public...