1. L. P. Gilvin Professor in Civil Engineering, Dept. of Civil Engineering, Univ. of Texas, Austin, TX 78712 (corresponding author).
2. Professor and Endowed Chair for Infrastructure Research, Dept. of Civil and Environmental Engineering, Univ. of Louisville, Louisville, KY 40292.
3. Professor, Dept. of Structural Engineering, Univ. of California at San Diego, La Jolla, CA 92093.
4. Professor, Dept. of Civil and Environmental Engineering, Washington State Univ., Pullman, WA 99164.
5. Former Graduate Research Assistant, Dept. of Civil Engineering, Univ. of Texas, Austin, TX 78712.
6. Assistant Professor, Structural Engineering Dept., Ain Shams Univ., Cairo, 11566, Egypt.