1. Assistant Professor, Dept. of Naval Architecture and Ocean Engineering, US Naval Academy, Annapolis, MD 21402 (corresponding author).
2. Ph.D. Student, School of Civil and Construction Engineering, Oregon State Univ., Corvallis, OR 97331; formerly, Engineer, Burgess and Niple, Phoenix, AZ 85281.
3. Assistant Professor, Dept. of Civil and Environmental Engineering, Univ. of Hawaii at Mānoa, Honolulu, Hawaii 96822; formerly, Postdoctoral Scholar, School of Civil and Construction Engineering, Oregon State Univ., Corvallis, OR 97331.
4. Professor, School of Civil and Construction Engineering, Oregon State Univ., Corvallis, OR 97331.