1. Structural Engineer, Bechtel Power Corp., 5275 Westview Dr., Frederick, MD 21703; formerly, Graduate Research Assistant, Dept. of Civil and Environmental Engineering, Pennsylvania State Univ., University Park, PA 16802.
2. Assistant Professor and Will Development Professor, Dept. of Civil and Environmental Engineering, Pennsylvania State Univ., 212 Sackett Bldg., University Park, PA 16802.