1. Zhejiang Scientific Research Institute of Transport, Hangzhou, 310006, CN.
2. Zhejiang Institute of Communications, Hangzhou, 311112, CN.
3. Zhejiang Zhoushan Cross-Sea Bridge Co., Ltd., Zhoushan 316031, CN.
4. Department of Bridge Engineering, College of Civil Engineering, Tongji Univ., Shanghai 200092, CN (Corresponding author), e-mail: fyli@tongji.edu.cn