1. MOE Key Laboratory of High‐speed Railway Engineering College of Civil Engineering Southwest Jiaotong University Chengdu Sichuan Province 610031 China
2. College of Civil Engineering Key Laboratory of New Technology for Construction of Cities in Mountain Area Chongqing University Chongqing 400045 China
3. Faculty of Engineering Department of Theoretical Mechanics Dynamics and Vibrations Université de Mons Mons Belgium