Subjects
- None
External Web Pages
- Highway Statistics from the Office of Highway Policy Information, Federal Highway Administration, U.S. Department of Transportation.
- Corporate Average Fuel Economy (CAFE) standards, National Highway Transportation Safety Administration, U.S. Dept. of Transportation.
- As of 2006, there were 244,165,686 vehicles on our highways.
- There are 4 million miles of roads in the US.
- U.S. Bureau of Transportation Statistics
Local Web Pages
- None
Documents
- None
Pictures
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Worksheets
- None