1. Structural Engineer, DeSimone Consulting Engineers, 18 W 18th St., 10th Fl., New York, NY 10011. E-mail: iahmad25@yahoo.com
2. Structural Engineer, URS Corp., 7650 Corporate Center Dr., Ste. 401, Miami, FL 33126. E-mail: zhuz@fiu.edu
3. Professor and Interim Dean, Dept. of Civil and Environmental Engineering, Florida International Univ., Miami, FL 33174. E-mail: mirmiran@fiu.edu