1. Visiting Professor, College of Automobile, Chang’an Univ., China; Professor, Dept. of Civil and Environmental Engineering, New Jersey Institute of Technology, Newark, NJ 07102 (corresponding author).
2. Postdoctoral Fellow, Dept. of Civil and Environmental Engineering, New Jersey Institute of Technology, Newark, NJ 07102.
3. Professor, Dept. of Civil and Environmental Engineering, New Jersey Institute of Technology, Newark, NJ 07102.