Description
Item Description:"August 2007, published: October 2007."
"FHWA/TX-07/0-5439-1"--Tech. report doc. page.
"Cooperative Research Program"--Cover.
"TTI: 0-5439"--Cover.
Physical Description:ix, 46 pages : illustrations ; 28 cm.
Bibliography:Includes bibliographical references (pages 25-26).