[1] International College, Chongqing Jiaotong University, Chongqing,400074, China
[2] School of Civil Engineering and Architecture, Chongqing Universityof Science and Technology, Chongqing,401331, China
[3] Civil and Environmental Engineering Department, College of Engineering and Computer Science, California State University, 800 N. State College Blvd, Fullerton,CA,92834, United States