[1] Purdue Univ, Lyles Sch Civil Engn, 550 Stadium Mall Dr, W Lafayette, IN 47907 USA
[2] Univ Calif Davis, Inst Transportat Studies, 1605 Tilia St, Davis, CA 95616 USA
[3] Purdue Univ, Lyles Sch Civil Engn & Agr & Biol Engn, 550 Stadium Mall Dr, W Lafayette, IN 47907 USA