1. Ph.D. Candidate, Dept. of Civil Engineering and Applied Mechanics, McGill Univ., 817 Sherbrooke St. West, Montreal PQ, Canada H3A 2K6.
2. Associate Professor, Dept. of Civil Engineering and Applied Mechanics, McGill Univ., 817 Sherbrooke St. West, Montreal PQ, Canada H3A 2K6 (corresponding author).
3. Professor, College of Civil Engineering, Hunan Univ., Changsha, Hunan, 410082, China; and President, CJS Technology, Burlington ON, Canada L7M 2Z2.