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Chapter 1 - Transportation System Extent and Use
The U.S. transportation system is an extensive, interrelated
network of public and private roads, airports,
railroads, transit routes, waterways, terminals, ports, and
pipelines. Millions of people and businesses rely on this
expanding system to get to work, embark on vacations,
conduct business, and ship goods within the United States
and abroad. This system links regions and connects small
and large cities and urban and rural areas.
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