1. Professor, College of Civil Engineering, Fuzhou Univ., Fuzhou, Fujian 350108, China.
2. Postdoctoral Research Associate, Lyles School of Civil Engineering, Purdue Univ., West Lafayette, IN 47907 (corresponding author).
3. Assistant Professor, Dept. of Civil Engineering, Xiamen Univ., Tan Kah Kee College, Zhangzhou, Fujian 363105, China.
4. Professor, Lyles School of Civil Engineering, Purdue Univ., West Lafayette, IN 47907.
5. Associate Professor, Dept. of Civil Engineering, Dongguan Univ. of Technology, Dongguan, Guangdong 523808, China.