1. Integrated Management System Manager, Parsons, Al Khobar, Saudi Arabia; Ph.D. Candidate, Dept. of Structural Engineering, Faculty of Engineering, Alexandria Univ., 23 Abdel-Monem Sanad St., Mamoura Bldg. #12, Camp Shezar, Alexandria, Egypt (corresponding author).
2. Associate Professor, Faculty of Engineering, Dept. of Structural Engineering, Alexandria Univ., El-Horeya Rd., El-Shatby, Alexandria 21544, Egypt.
3. Professor, Construction Engineering and Management, Faculty of Engineering, Dept. of Structural Engineering, Alexandria Univ., El-Horeya Rd., El-Shatby, Alexandria 21544, Egypt.