1. Project Engineer, DCI Engineers, 421 W. Riverside Ave., Suite 606, Spokane, WA 99201-0402; formerly, Graduate Research Assistant, Dept. of Civil and Environmental Engineering, Washington State Univ., Pullman, WA 99164-2220.
2. Professor and Head, Dept. of Civil and Environmental Engineering, Univ. of Alabama, Box 870205, Tuscaloosa, AL 35487-0205.