1. PhD Candidate, Dept. of Civil and Environmental Engineering, Univ. of Washington, Seattle, WA 98195-2700.
2. Professor, Dept. of Civil and Environmental Engineering, Univ. of Washington, Seattle, WA 98195-2700.
3. Project Manager, Brown and Caldwell, 999 3rd Ave., Suite 500, Seattle, WA 98104-4021.
4. Project Manager, Brown and Caldwell, 1500 Northwest Tower, 55 East Fifth St., St. Paul, MN 55101.