1. School of Highway, Chang’an University, South 2nd Ring Road Middle Section, Xi’an 710064, China
2. Key Laboratory for Special Area Highway Engineering of Ministry of Education, Chang’an University, South 2nd Ring Road Middle Section, Xi’an 710064, China
3. Shaanxi Transportation Planning and Design Institute Co., Ltd., Xi’an 710075, China
4. School of Civil Engineering, Chang’an University, South 2nd Ring Road Middle Section, Xi’an 710064, China
5. Shandong Sanjian Group Co., Ltd., Jinan 250199, China
6. Department of Civil Engineering, Aalto University, 02150 Espoo, Finland
7. School of Transportation Civil Engineering, Shandong Jiaotong University, Jinan 250357, China