1. Ph.D. Student, School of Civil and Environmental Engineering, Georgia Institute of Technology, Mason Bldg. 790 Atlantic Dr., Atlanta, GA 30332-0355.
2. Associate Professor, School of Civil and Environmental Engineering, Georgia Institute of Technology, Mason Bldg. 790 Atlantic Dr., Atlanta, GA 30332-0355.
3. Senior Researcher, Disaster and Safety Research Division, Expressway and Transportation Research Institute, Korea Expressway Corporation, 50-5 Sancheok-ri, Dongtan-myeon, Hwaseong-si, Gyeonggi-do, South Korea.