1. Doctoral Graduate Student, Dept. of Civil and Environmental Engineering, Mississippi State Univ., Mississippi State, MS 39762; presently, Project Manager, AECOM Corporation, 112 E. Pecan St., Suite 400, San Antonio, TX 78205.
2. Richard A. Rula Endowed Professor of Construction Engineering and Management, Assistant Professor of Civil and Environmental Engineering, Mississippi State Univ., 501 Hardy Rd., 235C Walker Hall Engineering Building, P.O. Box 9546, Mississippi State, MS 39762 (corresponding author).