作者单位:PENG Baixing(Changsha Investigation&Design Institute, Changsha 410007 ;Department of Geotechinical and Tunnel Engineering, Changsha University of Science and Technology, Changsha 410076)彭柏兴(长沙市勘测设计研究院 长沙 410007;长沙理工大学岩土与隧道工程系 长沙 410076)WANG Huiyun(Changsha Investigation&Design Institute, Changsha 410007)王会云(长沙市勘测设计研究院 长沙 410007)XIAO Hongyu(Department of Geotechinical and Tunnel Engineering, Changsha University of Science and Technology, Changsha 410076)肖宏宇(长沙理工大学岩土与隧道工程系 长沙 410076)