1. Ph.D. Student, Graduate Research Assistant, Dept. of Civil and Environmental Engineering, Univ. of Illinois, Urbana, IL 61801; formerly, M.S. Student, Univ. of Kansas, Lawrence, KS 66045.
2. Professor, Dept. of Civil, Environmental, and Architectural Engineering, Univ. of Kansas, Lawrence, KS 66045 (corresponding author).
3. Technical Manager, Paradox Access Solutions Inc., St. Albert, AB, T8N 7L5, Canada; formerly Ph.D. Student and Fellow, Univ. of Kansas, Lawrence, KS 66045.
4. Professor, Dept. of Civil, Environmental, and Architectural Engineering, Univ. of Kansas, Lawrence, KS 66045.