1. Associate Professor, School of Civil Engineering, Hunan Univ. of Science and Technology, Xiangtan 411201, PR China (corresponding author).
2. Master’s Candidate, School of Civil Engineering, Hunan Univ. of Science and Technology, Xiangtan 411201, PR China.
3. Professor, School of Civil Engineering, Hunan Univ. of Science and Technology, Xiangtan 411201, PR China.
4. Associate Professor, Guangzhou Engineering Co., Ltd., China Railway 19th Bureau Group, No. 2 Huafei St., Huangge Town, Nansha District, Guangzhou, Guangdong 511455, PR China.