Description
Item Description:Title from PDF title page (viewed on April 20, 2011).
"September 2010. Published: April 2011."
"FHWA/TX-11/0-6473-1"--Technical report documentation p.
Electronic resource.
Physical Description:1 online resource (ix, 278 pages) : color maps.
Format:Mode of access: World Wide Web.
Bibliography:Includes bibliographical references (page 41).