1. Graduate Research Assistant, Dept. of Civil and Environmental Engineering, Temple Univ., 1947 N. 12th St., Philadelphia, PA 19122-6018.
2. Assistant Professor, Dept. of Civil and Environmental Engineering, Temple Univ., 1947 N. 12th St., Philadelphia, PA 19122-6018.
3. Associate Professor, School of Civil and Construction Engineering, Oregon State Univ., 101 Kearney Hall, Corvallis, OR 97331.
4. Staff Engineer, GeoEngineers, Inc., 15055 SW Sequoia Pkwy # 140, Portland, OR 97224.