1. Ph.D. Candidate, Dept. of Construction and Real Estate, School of Civil Engineering, Southeast Univ., Nanjing 211189, PR China.
2. Professor, Dept. of Construction and Real Estate, School of Civil Engineering, Southeast Univ., Nanjing 211189, PR China (corresponding author).
3. Lecturer, Dept. of Construction and Real Estate, School of Civil Engineering, Southeast Univ., Nanjing 211189, PR China.
4. Professor, Dept. of Civil and Environmental Engineering, Univ. of Alberta, Edmonton, AB, Canada T6G 1H9.
5. Professor, Dept. of Civil and Environmental Engineering, Univ. of Alberta, Edmonton, AB, Canada T6G 2W2.