About the Authors

Jinliang Xu

Contributed equally to this work with: Jinliang Xu, Xiaodong Zhang

Roles Conceptualization, Funding acquisition, Writing – review & editing

Affiliation School of Highway, Chang’an University, Xi’an, Shaanxi, China

Xiaodong Zhang

Contributed equally to this work with: Jinliang Xu, Xiaodong Zhang

Roles Formal analysis, Methodology, Software, Writing – original draft, Writing – review & editing

2017021039@chd.edu.cn

Affiliation School of Highway, Chang’an University, Xi’an, Shaanxi, China

Huan Liu

Roles Investigation, Software

Affiliation School of Highway, Chang’an University, Xi’an, Shaanxi, China

Kaige Yang

Roles Investigation, Software

Affiliations School of Highway, Chang’an University, Xi’an, Shaanxi, China, China Railway First Survey and Design Institute Group Company Limited, Xi'an, Shaanxi, China

Fangchen Ma

Roles Formal analysis, Methodology

Affiliation School of Highway, Chang’an University, Xi’an, Shaanxi, China

Haoru Li

Roles Conceptualization, Investigation

Affiliation School of Highway, Chang’an University, Xi’an, Shaanxi, China

Yufei Sun

Roles Formal analysis

Affiliation School of Highway, Chang’an University, Xi’an, Shaanxi, China

Competing Interests

The authors have read the journal’s policy and the authors of this manuscript have the following competing interests: KY is a paid employee of China Railway First Survey and Design Institute Group Company Limited. This does not alter our adherence to PLOS ONE policies on sharing data and materials. There are no patents, products in development or marketing products to declare.