1. Associate Professor, College of Civil Engineering and Mechanics, YanShan Univ., Qinhuangdao 066004, China (corresponding author).
2. Postgraduate Student, College of Civil Engineering and Mechanics, YanShan Univ., Qinhuangdao 066004, China.
3. Research Assistant, College of Civil Engineering and Mechanics, YanShan Univ., Qinhuangdao 066004, China.
4. Engineer, China Construction Seventh Engineering Div., Corp. Ltd., Chendong Rd., Zhengzhou 450000, China.