1. Associate Professor, Dept. of Civil and Environmental Engineering, Univ. of Connecticut, Storrs, CT 06269-3037 (corresponding author).
2. Engineer, GM2 Associates, Inc., 115 Glastonbury Blvd., Glastonbury, CT 06033; formerly, Graduate Research Assistant, Dept. of Civil and Environmental Engineering, Univ. of Connecticut, Storrs, CT 06269-2037.
3. Assistant Professor, Dept. of Civil Engineering, Pusan National Univ., Geumjeong-Gu, Busan 609-735, Korea; formerly, Assistant Professor in Residence, Dept. of Civil and Environmental Engineering, Univ. of Connecticut, Storrs, CT 06269-2037.