1. Structural Engineer, Blackburn and Associates, P. O. Box 100, Lowndesboro, AL 36752.
2. Structural Engineer, Carpenter Wright Engineers, P.L.L.C., 304 9th Ave. South, Nashville, TN 37203.
3. Professor, Dept. of Civil Engineering, Harbert Engineering Center, Auburn Univ., Auburn, AL 36849.
4. Assistant Professor, Dept. of Civil Engineering, Harbert Engineering Center, Auburn Univ., Auburn, AL 36849.