REFERENCES Spangler, Elson B. and William J. Kelly, GMR Road Profilometer a method for measuring road GMR-452, December, 1964. profile, Huft, L. Description and Evaluation of the South Dakota Road Profiler, FHWA-DP-89-072-002 November 1989. Chang, G. K., J. C. Dick, and R. O. Rasmussen, ProVAL: Profile Viewing and Analysis Software The Transtec Group, Incorporated, Austin, Tex., 2007. User’s Guide (version 2.73). Walker, Roger S., W. Ronald Hudson and Freddy L. Roberts, Development of a System For Research Report 73-5F, Center High-Speed Measurement of Pavement Roughness, Final Report, for Highway Research, The University of Texas at Austin, May 1971.
REFERENCES Spangler, Elson B. and William J. Kelly, GMR Road Profilometer a method for measuring road profile, GMR-452, December, 1964. Huft, L. Description and Evaluation of the South Dakota Road Profiler, FHWA-DP-89-072-002 November 1989. Chang, G. K., J. C. Dick, and R. O. Rasmussen, ProVAL: Profile Viewing and Analysis Software User’s Guide (version 2.73). The Transtec Group, Incorporated, Austin, Tex., 2007. Walker, Roger S., W. Ronald Hudson and Freddy L. Roberts, Development of a System For High-Speed Measurement of Pavement Roughness, Final Report, Research Report 73-5F, Center for Highway Research, The University of Texas at Austin, May 1971.
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