1. Doctoral Student, Graduate Research Assistant, Civil and Environmental Engineering, Univ. of Missouri, Columbia, MO.
2. C.W. LaPierre Associate Professor, Civil and Environmental Engineering, Univ. of Missouri, Columbia, MO (corresponding author).
3. Structural Engineer, Federal Services Division, Black and Veatch Special Projects Corporation, 6601 College Blvd., Overland Park, KS 66211.