1. Professor, Dept. of Civil Engineering and Applied Mechanics, McGill Univ., Montréal, QC, Canada (corresponding author). E-mail:
2. Professor, Dept. of Civil Engineering, Laval Univ., Québec, QC, Canada.
3. President, Paul Croteau and Associates, Inc., Montréal, QC, Canada.
4. Research Associate, Dept. of Civil Engineering and Applied Mechanics, McGill Univ., Montréal, QC, Canada.