1. Associate Professor, School of Civil Engineering, Central South Univ., 68 South Shaoshan Rd., Changsha, Hunan 410075, People’s Republic of China.
2. Visiting Professor, School of Transportation Engineering, Tongji Univ., Shanghai 201804, China; Edwin G. Burdette Professor, Dept. of Civil and Environmental Engineering, Univ. of Tennessee, 851 Neyland Dr., Knoxville, TN 37996-2313 (corresponding author).
3. Research Assistant Professor, Dept. of Civil and Environmental Engineering, Univ. of Tennessee, 851 Neyland Dr., Knoxville, TN 37996-2313.
4. Dept. of Mechanics, Czech Technical Univ. in Prague, Thákurova 7, 166 29 Prague 6, Czech Republic.
5. Professor, School of Civil Engineering National Engineering Laboratory for High Speed Railway Construction, Central South Univ., 68 South Shaoshan Rd., Changsha, Hunan 410075, People’s Republic of China.