1. Professor, Key Laboratory of Coast Civil Structure Safety, Ministry of Education, Tianjin Univ., Tianjin 300072, People’s Republic of China; Professor, School of Civil Engineering, Tianjin Univ., Tianjin 300072, People’s Republic of China (corresponding author).
2. Ph.D. Student, School of Civil Engineering, Tianjin Univ., Tianjin 300072, People’s Republic of China.