1. Department of Civil Engineering, College of Engineering, King Saud University, Riyadh, Saudi Arabia
2. Construction Engineering and Management, Civil Engineering Department, King Saud University, Riyadh, Saudi Arabia
3. Department of Construction Engineering, Faculty of Engineering, Zagazig University, Zagazig, Egypt
4. Department of Civil and Architectural Engineering and Construction Management, University of Wyoming, Laramie, WY, USA