Investigators: Lewis N. Lloyd, P.E., Maria Rossetti, Ph.D.

Investigators: Yiqing Xu, Ph.D.

Investigators: Amir Behravan, Ph.D., P.E., Edward J. Hoppe, Ph.D., P.E.

Investigators: Benjamin Bowers, Ph.D., Auburn University, Brian K. Diefenderfer, Ph.D., P.E., Ilker Boz, Ph.D., P.E.

Investigators: Benjamin Bowers, Auburn University, Don Guy, Auburn University, Harikrishnan Nair, Ph.D., P.E., M. Shabbir Hossain, Ph.D., P.E.

Investigators: Samer Katicha, Gerardo Flintsch, Brian K. Diefenderfer, Ph.D., P.E.

Investigators: Ian Hamilton, VHB, Bridget M. Donaldson

Investigators: Gerardo Flintsch, Ph.D., Virginia Tech Transportation Institute, Brian K. Diefenderfer, Ph.D., P.E., Kazuo Kuchiishi, Ph.D.

Investigators: Gabriel Arce, Ph.D., P.E., H. Celik Ozyildirim, Ph.D., P.E.