experimental

WA-RD 015.2
Authors: 
Milan Krukar, John C. Cook.
Originator: 
Washington State University. Highway Research Section.
Publication Date: 
Monday, July 1, 1968
WA-RD 005.2
Authors: 
Rene N. Foss.
Originator: 
University of Washington. Applied Physics Laboratory.
Publication Date: 
Monday, November 13, 1972
WA-RD 111.1
Authors: 
Carl A. Toney.
Originator: 
Washington (State). Dept. of Transportation.
Publication Date: 
Friday, May 1, 1987