1. Associate Professor, Dept. of Civil Engineering, Oregon State Univ., Corvallis, OR 97331.
2. Structural Engineer, Gannett Fleming Engineers & Architects PC, New York City, NY 10119.
3. Project Engineer, David Evans and Assoc., Inc., Salem, OR 97301.
4. Bridge Designer, H.W. Lochner, Inc., Salem, OR 97303.