1. Professor, Construction Engineering and Management, King Fahd Univ. of Petroleum and Minerals, KFUPM Box 960, Dhahran 31261, Saudi Arabia (corresponding author).
2. Assistant Professor, Construction Engineering and Management, King Fahd Univ. of Petroleum and Minerals, KFUPM Box 1032, Dhahran 31261, Saudi Arabia.
3. Graduate Student, Construction Engineering and Management, King Fahd Univ. of Petroleum and Minerals, KFUPM Box 5052, Dhahran 31261, Saudi Arabia.