1. Postdoctoral Fellow, Dept. of Building, Civil and Environmental Engineering, Concordia Univ., Montreal, QC, Canada H3G 1M8 (corresponding author).
2. Associate Professor, Dept. of Construction Engineering and Management, King Fahd Univ. of Petroleum and Minerals, P.O. Box 346, Dhahran, Saudi Arabia.
3. Professor, Dept. of Building, Civil and Environmental Engineering, Concordia Univ., Montreal, QC, Canada H3G 1M8.