1. Ph.D. Candidate, Dept. of Civil and Structural Engineering, The Hong Kong Polytechnic Univ., Hong Kong, China.
2. Chair Professor of Structural Engineering, Dept. of Civil and Structural Engineering, The Hong Kong Polytechnic Univ., Hong Kong, China (corresponding author).
3. Reader, Institute for Infrastructure and Environment, Joint Research Institute for Civil and Environmental Engineering, School of Engineering, The Univ. of Edinburgh, Edinburgh, U.K.
4. Project Engineer, Wiss, Janney, Elstner Associates, Inc., Emeryville, CA 94608; formerly, Research Associate, Dept. of Civil and Structural Engineering, The Hong Kong Polytechnic Univ., Hong Kong, China.