1. Lecturer, Dept. of Civil Engineering, Helwan Univ., Cairo, Egypt.
2. Assistant Professor, Civil and Environmental Engineering Dept., College of Engineering, United Arab Emirates Univ., Al Ain, United Arab Emirates (corresponding author).
3. Canada Research Chair in Advanced Engineered Material Systems, Dept. of Civil Engineering, Univ. of Sherbrooke, Sherbrooke PQ, Canada J1K 2R1.