1. Ph.D. Student, School of Transportation and Logistics, Dalian Univ. of Technology, No. 2, Linggong Rd., Ganjingzi District, Dalian 116024, China.
2. Professor, School of Transportation Engineering, Shandong Jianzhu Univ., No. 1000, Fengming Rd., Licheng District, Jinan 250101, China (corresponding author).
3. Professor, School of Transportation and Logistics, Dalian Univ. of Technology, No. 2, Linggong Rd., Ganjingzi District, Dalian 116024, China.
4. Associate Professor, School of Transportation and Logistics, Dalian Univ. of Technology, No. 2, Linggong Rd., Ganjingzi District, Dalian 116024, China.
5. Associate Professor, School of Management Engineering, Shandong Jianzhu Univ., No. 1000, Fengming Rd., Licheng District, Jinan 250101, China.
6. Senior Engineer, Shandong Hi-Speed Hubei Development Co., Ltd., No. 1268, JingHan Ave., Jiangan District, Wuhan 430010, China.