1. KPFF Consulting Engineers, 6080 Center Dr., Suite 300, Los Angeles, CA 90045; formerly, Postdoctoral Research Associate, Dept. of Civil, Structural, and Environmental Engineering, Univ. at Buffalo, Buffalo, NY 14260 (corresponding author). E-mail: iahn@kpff-la.com
2. Associate Professor, Dept. of Civil, Structural, and Environmental Engineering, 212 Ketter Hall, Univ. at Buffalo, Buffalo, NY 14260.