repair

WA-RD 494.1
Authors: 
Charles W. Roeder, Gregory A. MacRae, Athena Y. Kalogiros, Amy Leland.
Originator: 
Washington State Transportation Center (TRAC)
Publication Date: 
Thursday, March 1, 2001
WA-RD 005.2
Authors: 
Rene N. Foss.
Originator: 
University of Washington. Applied Physics Laboratory.
Publication Date: 
Monday, November 13, 1972
WA-RD 228.1
Authors: 
Harvey L. Coffman, M. Lee Marsh, Colin B. Brown.
Originator: 
Washington State Transportation Center (TRAC)
Publication Date: 
Thursday, August 1, 1991
WA-RD 542.2
Authors: 
Rafik Y. Itani, Kenneth J. Fridley, Luke A. Heath.
Originator: 
Washington State Transportation Center (TRAC)
Publication Date: 
Saturday, October 6, 2001