U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
St. Martin, Anna, John Milton, Mark Hallenbeck, and Jennifer Nee. 2007. Research Report, In-Service Evaluation of Major Urban Arterials with Landscaped Medians–Conditions as of 2004. Washington State Transportation Center, University of Washington. February 2007.