1. Lecturer, College of Civil Engineering, Huaqiao Univ., 668 Jimei Avenue, Xiamen 361021, Fujian, China.
2. Professor, Key Laboratory of Transportation Tunnel Engineering, Ministry of Education, Southwest Jiaotong Univ., 111 the Second Circled Rd., North, Chengdu 610031, Sichuan, China (corresponding author).
3. Engineer, CCCC First Highway Consultants Co. Ltd., 205 Keji Fourth Rd., Xi’an 710075, Shaanxi, China.
4. Ph.D. Student, Institute of Urban Innovation, Yokohama National Univ., 79-5 Tokiwadai, Hodogaya-ku, Yokohama 240-8501, Kanagawa, Japan.
5. Professor, Key Laboratory of Transportation Tunnel Engineering, Ministry of Education, Southwest Jiaotong Univ., 111 the Second Circled Rd., North, Chengdu 610031, Sichuan, China.
6. Professor, College of Civil Engineering, Huaqiao Univ., 668 Jimei Avenue, Xiamen 361021, Fujian, China.