1. Ph.D. Candidate, Dept. of Structural Engineering, Ain Shams Univ., Egypt.
2. Assistant Professor, Dept. of Structural Engineering and Construction Management, Future Univ. in Egypt, Egypt; Postdoctoral Researcher, School of Construction Management Technology, Purdue Univ., West Lafayette, IN.
3. Assistant Professor, School of Construction Management Technology, Purdue Univ., West Lafayette, IN.
4. Professor, Dept. of Structural Engineering and Construction Management, Future Univ. in Egypt, Egypt.
5. Professor, Dept. of Structural Engineering, Ain Shams Univ., Egypt.