1. Ph.D. Candidate, Dept. of Civil and Environmental Engineering, National Univ. of Singapore, Block E1A, #07-03, 1 Engineering Dr. 2, Singapore 117576.
2. Assistant Professor, Dept. of Civil and Environmental Engineering, National Univ. of Singapore, Block E1A, #07-03, 1 Engineering Dr. 2, Singapore 117576 (corresponding author). ORCID: .
3. Assistant Professor, Dept. of Civil Engineering, National Kaohsiung Univ. of Science and Technology, 415, Chien-Kung Rd., Sanmin, Kaohsiung 80778, Taiwan.