1. School of Civil Engineering and Architecture, Zhejiang Sci-Tech University, Hangzhou, P.R. China
2. School of Civil Engineering and Architecture, North China Institute of Science and Technology, Langfang, P.R. China
3. School of Civil Engineering and Built Environment, Queensland University of Technology (QUT), Brisbane, Australia
4. College of Civil Engineering, Hefei University of Technology, Hefei, P.R. China