1. Geotechnical & Structural Engineering Research Center, Shandong University, Jingshi Rd., Jinan, Shandong Province 250061, PR China https://orcid.org/0000-0001-5393-2571
2. Geotechnical & Structural Engineering Research Center, Shandong University, Jingshi Rd., Jinan, Shandong Province 250061, PR China
3. Geotechnical & Structural Engineering Research Center, Shandong University, Jingshi Rd., Jinan, Shandong Province 250061, PR China (Corresponding author), e-mail: Zongqing.Zhou@sdu.edu.cn, https://orcid.org/0000-0003-4418-1264
4. State Key Laboratory for GeoMechanics and Deep Underground Engineering, China University of Mining & Technology, University Rd., Xuzhou, Jiangsu Province 221116, PR China
5. State Key Laboratory of Hydrology-Water Resources and Hydraulic Engineering, Hohai University, Xikang Rd., Nanjing, Jiangsu Province 210098, PR China