Cover title.
Authors: Harold Von Quintus and Brian Killingsworth.
Shipping list no.: 98-0475-M.
"January 1998."
"Publication no. FHWA-RD-97-085."
Final report. Apr. 1995-Aug. 1996.
Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., [1998] 3 microfiches : negative.