1. Ph.D. Student, School of Civil and Environmental Engineering, Yonsei Univ., Yonseiro 50, Seodeamun-gu, Seoul 120-749, Korea.
2. Professor, School of Civil and Environmental Engineering, Yonsei Univ., Yonseiro 50, Seodeamun-gu, Seoul 120-749, Korea (corresponding author). ORCID: .