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NOTE: Air data cover non-stop service only. Bus and rail data include direct and connecting service.
SOURCES:...
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NOTES: Air includes commercial and general aviation. Waterborne includes commercial and recreational vessels...
Total transportation-related final demand rose by 37 percent between 1990 and 2001 (in 1996 chained dollars1) from $719.8 billion to $984.1 billion (figure 100). However, transportation-related final demand as a share of GDP showed little change throughout...
Intercity air, bus and rail schedules in many major intercity markets are tending to grow longer. Between February 1995 and February 2002, advertised travel times in selected city-pairs experienced varying degrees of schedule lengthening in most service...
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KEY: apt. = apartment; condo = condominium.
SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics...
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NOTES: Air includes commercial and general aviation. Waterborne includes commercial and recreational vessels. Commercial aviation data...
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NOTE: Support includes offshore support and crewboats. Liquid barge includes tank barges.
SOURCE: U.S. Department of...
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NOTES: Percentages may not add to 100 due to rounding.
Loadings are based on equivalent single-axle loads (ESALs), a...
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SOURCES: Passenger-miles, ton-miles, and energy use (unless otherwise noted)—U.S. Department of Transportation, Bureau of...
Work zones on freeways cause an estimated 24 percent of the nonrecurring delays on freeways and principal arterials [1]. According to the Federal Highway Administration, the purpose of maintenance—which includes restoration, resurfacing, minor widening,...