1. Associate Professor, Dept. of Construction Engineering and Management, King Fahd Univ. of Petroleum and Minerals, Dhahran, Saudi Arabia.
2. Professor, Dept. of Construction Engineering and Management, King Fahd Univ. of Petroleum and Minerals, Dhahran, Saudi Arabia.
3. Graduate Student, Dept. of Construction Engineering and Management, King Fahd Univ. of Petroleum and Minerals, Dhahran, Saudi Arabia.