[1] Department of Urban and Civil Engineering, Harbin Institute of Technology Shenzhen Graduate School, Shenzhen 518055, China
[2] School of Civil and Environmental Engineering, Nanyang Technological University, 639798, Singapore, Singapore
[3] Ecole Polytechnique Federale de Lausanne, Rock Mechanics Laboratory, Lausanne, CH-1015, Switzerland
[4] School of Architecture and Civil Engineering, China University of Mining and Technology, Xuzhou 221008, China