Description
Item Description:Title from title screen (viewed on May 13, 2011).
"April 2011."
"Publication number FHWA-HRT-11-024."
"HRDS-20/04-11(300)E."
"Performing organization report number 110495.1.001"--Technical rept. documentation p.
Electronic resource.
Physical Description:1 online resource (vii, 87 pages) : illustrations (some color)
Bibliography:Includes bibliographical references (page 87).