1. Graduate Research Assistant, School of Civil and Environmental Engineering, Yonsei Univ., Yonseiro 50, Seodaemun-gu, Seoul 120–749, Korea.
2. Professor, School of Civil and Environmental Engineering, Yonsei Univ., Yonseiro 50, Seodaemun-gu, Seoul 120–749, Korea (corresponding author). ORCID: .