1. College of Civil and Transportation Engineering, Hohai University, 1 Xikang Road, Nanjing 210098, China
2. China Design Group Co., LTD., Research and Development Center of Transport Industry of Technologies and Equipments for Intelligent Design, Construction and Maintenance of Underwater Tunnel, Ministry of Transport, Nanjing 210098, China
3. China Railway Liyuan Survey & Design Group Co., LTD., Tianjin 300308, China