1. Research Associate Professor, Dept. of Civil and Environmental Engineering, West Virginia Univ., Morgantown, WV 26506-6103.
2. Structural Engineer, Dewberry-Goodkind, Inc., Carlisle, PA 17013; formerly, Graduate Research Assistant, Dept. of Civil and Environmental Engineering, West Virginia Univ.
3. Benedum Distinguished Teaching Professor, Dept. of Civil and Environmental Engineering, West Virginia Univ.
4. Research Assistant Professor, Dept. of Civil and Environmental Engineering, West Virginia Univ. (corresponding author).