1. Lecturer, School of Civil Engineering, Guangzhou Univ., Guangzhou 510006, China; formerly, Visiting Scholar, Dept. of Civil, Environmental, and Architectural Engineering, Univ. of Kansas, 2150 Learned Hall, 1530 W. 15th St., Lawrence, KS 66045. ORCID: .
2. Glenn L. Parker Professor of Geotechnical Engineering, Dept. of Civil, Environmental, and Architectural Engineering, Univ. of Kansas, 2150 Learned Hall, 1530 W. 15th St., Lawrence, KS 66045 (corresponding author). ORCID: .
3. Professor, College of Civil Engineering, Hunan Univ., Changsha 410082, China.