Description
Item Description:Title from PDF title page (viewed on December 22, 2009).
"September 2009. Published: November 2009."
"FHWA/TX-10/5-5571-01-1"--Technical report documentation p.
Electronic resource.
Physical Description:vii, 9 pages : digital, PDF file (331.5 KB) with color illustrations
Format:Mode of access: World Wide Web.
Bibliography:Includes bibliographical references (page 9).