1. Ph.D. Candidate, Key Laboratory for Special Area Highway Engineering of Ministry of Education, Chang’an Univ., Xi’an, Shaanxi 710064, China.
2. Professor, Key Laboratory for Special Area Highway Engineering of Ministry of Education, Chang’an Univ., Xi’an, Shaanxi 710064, China (corresponding author).
3. Master’s Candidate, Key Laboratory for Special Area Highway Engineering of Ministry of Education, Chang’an Univ., Xi’an, Shaanxi 710064, China.