1. Research Fellow, Dept. Civil and Environmental Engineering, National Univ. of Singapore, E1A-02-16, 1 Engineering Dr. 2, Singapore 117576.
2. Research Fellow, Dept. of Civil and Environmental Engineering, National Univ. of Singapore, E1A-02-16, 1 Engineering Dr. 2, Singapore 117576.
3. Professor, Dept. of Civil and Environmental Engineering, National Univ. of Singapore, E1A-07-03, 1 Engineering Dr. 2, Singapore 117576 (corresponding author). ORCID: .