Description
Item Description:A cooperative project conducted by the Ceenter for Transportation Research, University of Texas at Austin, and Texas Transportation Institute.
"November 1993."
"CTR/TTI 7-1919-2/7-1910-3"--Cover.
"Report number TX-94+1919-2/1910-3"--Tech. rept. doc. p.
Physical Description:x, 64 pages : illustrations ; 28 cm.
Bibliography:Includes bibliographical references.