1. Structural Engineer, Thornton Tomasetti, 707 Wilshire Blvd., Los Angeles, CA 90017; formerly, Graduate Student, Dept. of Civil, Structural and Environmental Engineering, Univ. at Buffalo, Buffalo, NY 14260.
2. Research Fellow, Dept. of Civil, Structural and Environmental Engineering, Univ. at Buffalo, 212 Ketter Hall, Buffalo, NY 14260.
3. Professor, Chair, and Director of MCEER, Dept. of Civil, Structural and Environmental Engineering, Univ. at Buffalo, 212 Ketter Hall, Buffalo, NY 14260 (corresponding author).
4. Professor, Dept. of Civil, Structural and Environmental Engineering, Univ. at Buffalo, 212 Ketter Hall, Buffalo, NY 14260.