1. Lecturer, Institute of Geotechnical Engineering, Southeast Univ., Nanjing, Jiangsu 210096, China; Key Laboratory of Geotechnical and Underground Engineering (Tongji University), Chinese Ministry of Education; presently, Dept. of Civil, Environmental, and Architectural Engineering, Univ. of Kansas, Lawrence, KS 66045.
2. Professor, Director, Institute of Geotechnical Engineering, Southeast Univ., Nanjing, Jiangsu 210096, China; and Key Laboratory of Geotechnical and Underground Engineering (Tongji University), Chinese Ministry of Education (corresponding author).
3. Ph.D. Student, Institute of Geotechnical Engineering, Southeast Univ., Nanjing, Jiangsu 210096, China.
4. Chief Engineer, Construction Bureau of Yixing City, Yixing, Jiangsu 214200, China.