Study on construction mechanic characteristics and construction optimization of super-large cross-section tunnel portal under shallow buried depth and asymmetrical loading: A case study in Southwest China

• Hao Chen,

  Roles Conceptualization, Writing – original draft

  Affiliations School of Civil Engineering, Shaoxing University, Shaoxing, China, Key Laboratory of Rock Mechanics and Geohazards of Zhejiang Province, Shaoxing University, Shaoxing, China, School of Urban Rail Transportation, Soochow University, Suzhou, China

  ⨯
• Haozan Zheng,

  Roles Investigation, Software

  Affiliations School of Civil Engineering, Shaoxing University, Shaoxing, China, Key Laboratory of Rock Mechanics and Geohazards of Zhejiang Province, Shaoxing University, Shaoxing, China

  ⨯
• Bolong Liu ,

  Roles Formal analysis, Funding acquisition

  * E-mail: liubolong3518@163.com (BL); hmcadx@126.com (MH)

  Affiliations School of Civil Engineering, Shaoxing University, Shaoxing, China, Key Laboratory of Rock Mechanics and Geohazards of Zhejiang Province, Shaoxing University, Shaoxing, China

  https://orcid.org/0000-0001-8361-4291

  ⨯
• Man Huang ,

  Roles Funding acquisition, Supervision, Writing – review & editing

  * E-mail: liubolong3518@163.com (BL); hmcadx@126.com (MH)

  Affiliations School of Civil Engineering, Shaoxing University, Shaoxing, China, Key Laboratory of Rock Mechanics and Geohazards of Zhejiang Province, Shaoxing University, Shaoxing, China

  ⨯
• Jiawei Liu

  Roles Funding acquisition, Supervision

  Affiliation Zhejiang Natural Resources Group Spatial Information Co., Ltd, Hangzhou, China

  ⨯