U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
NOTICE
The U.S. Government does not endorse products of manufacturers. Trademarks or manufacturers’ names appear in this report only because they are considered essential to the objective of the document.
QUALITY ASSURANCE STATEMENT
The Federal Highway Administration (FHWA) provides high-quality information to serve Government, industry, and the public in a manner that promotes public understanding. Standards and policies are used to ensure and maximize the quality, objectivity, utility, and integrity of ITS information. FHWA periodically reviews quality issues and adjusts ITS programs and processes for continuous quality improvement.
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