1. Professor, Key Laboratory of Concrete and Prestressed Concrete Structures of Ministry of Education, Southeast Univ., Nanjing 210018, China.
2. Ph.D. Candidate, Dept. of Civil Engineering, Southeast Univ., Nanjing 210018, China (corresponding author).
3. Ph.D. Candidate, Dept. of Transportation, Southeast Univ., Nanjing 210018, China.
4. Professor, Dept. of Civil and Environmental Engineering, Hong Kong Univ. of Science and Technology, Hong Kong 999077, China.