Major Truck Routes on the National Highway System: 2007 Map
High-Resolution Images
Note
AADTT is average annual daily truck traffic and includes all freight-hauling and other trucks with six or more tires. MDT is average annual daily traffic and includes all motor vehicles
Source
U.S. Department of Transportation, Federal Highway Administration, Office of Freight Management and Operations, Freight Analysis Framework, version 3.4, 2012.
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