University Transportation Research Center Region 2 Final Report: Final Report: Identification of The Source of Rutting in a Flexible Pavement System Prepared by Yusuf Mehta,Ph.D; Neville Parker,Ph.D; Claude Villiers, Ph.D; June 30, 2008 Principal Investigators Yusuf Mehta, Ph.D Assistant Professor Department of Civil and Environmental Engineering Rowan University mehta@rowan.edu (856) 256-5327 …… Claude Villiers, Ph.D, Assistant Professor Department of Environmental & Civil Engineering, Florida Gulf Coast University cvillier @fgcu.edu 239-590-7593 …… Neville Parker Ph.D., P.E. Herbert Kayser Professor of Civil Engineering Director for CUNY Institute for Transportation Systems parker @utrc2.org (212) 650-8054 or -8516