1. Assistant Professor, Hunan Provincial Key Laboratory for Damage Diagnosis for Engineering Structures, Hunan Univ., Changsha 410082, Hunan, China.
2. Professor, Hunan Provincial Key Laboratory for Damage Diagnosis for Engineering Structures, Hunan Univ., Changsha 410082, Hunan, China (corresponding author).
3. Professor, Dept. of Bridge Engineering, Central South Univ., Changsha 410075, Hunan, China.
4. Edwin B. and Norma S. McNeil Distinguished Professor, Dept. of Civil and Environmental Engineering, Louisiana State Univ., Baton Rouge, LA 70803.
5. Assistant Engineer, Sichuan Electric Power Design and Consulting Co. Ltd., 299 Shuxiu West Rd., High-Tech Zone, Chengdu 610016, Sichuan, China.