1. M.S. Student, College of Civil Engineering, Liaoning Technical Univ., Fuxin 123000, China.
2. Professor, College of Civil Engineering, Liaoning Technical Univ., Fuxin 123000, China.
3. Professor, School of Mechanics and Engineering, Liaoning Technical Univ., Fuxin 123000, China; College of Civil Engineering, Liaoning Technical Univ., Fuxin 123000, China (corresponding author).
4. Ph.D. Student, Key Laboratory of Urban Security and Disaster Engineering of Ministry of Education, Beijing Univ. of Technology, Beijing 100124, China.