1. Associate Professor, Durham School of Architectural Engineering and Construction, Univ. of Nebraska-Lincoln, 1110 S. 67th St., Omaha, NE 68182 (corresponding author).
2. Project Engineer, Con-Fab California Corporation, 1910 E. Lathrop Road, Lathrop, CA 95330; formerly, Post-Doctoral Fellow, Civil Engineering, Univ. of Nebraska-Lincoln, 1110 S. 67th St., Omaha, NE 68182.
3. Ph.D. Candidate, Durham School of Architectural Engineering and Construction, Univ. of Nebraska-Lincoln, 1110 S. 67th St., Omaha, NE 68182.
4. Leslie D. Martin Emeritus Professor, Civil Engineering, Univ. of Nebraska-Lincoln, 1110 S. 67th St., Omaha, NE 68182-0178.