1. Professor of Civil Engineering, Dept. of Civil Engineering, American Univ. of Sharjah, P.O. Box 26666, Sharjah, United Arab Emirates (corresponding author).
2. Associate Professor of Civil Engineering, Dept. of Civil Engineering, American Univ. of Sharjah, P.O. Box 26666, Sharjah, United Arab Emirates.
3. Professor of Civil Engineering, Dept. of Civil Engineering, American Univ. of Sharjah, P.O. Box 26666, Sharjah, United Arab Emirates.
4. Professor of Civil Engineering, Kansas State Univ., Manhattan, KS 66506.
5. Faculty of Science, Engineering and Technology, Swinburne Univ. of Technology, P.O. Box 218, Hawthorn, VIC 3122, Australia; and Professor of Civil Engineering, Swinburne Univ. of Technology, P.O. Box 218, Melbourne 3122, Australia.