1. Ph.D. Candidate, Dept. of Civil, Geological, and Mining Engineering, Polytechnique Montreal, Montreal, QC, Canada H3C 3A7; presently, Postdoctoral Fellow, Dept. of Civil and Environmental Engineering. Univ. of Alberta, Edmonton, AB, Canada T6G 2R3 (corresponding author).
2. Professor, Dept. of Civil, Geological, and Mining Engineering, Polytechnique Montreal, Montreal, QC, Canada H3C 3A7.
3. Assistant Professor, Dept. of Civil, Geological, and Mining Engineering, Polytechnique Montreal, Montreal, QC, Canada H3C 3A7.