Description
Item Description:Performed in cooperation with California Dept. of Transportation and U.S. Federal Highway Administration.
"May 2009."
Physical Description:25 pages : charts ; 28 cm. + 1 CD-ROM (4 3/4 in.).
CD-ROM contains supplementary materials.
Also available online.
Bibliography:Includes bibliographical references (pages 21-25).
ISSN:1055-1425 ;