1. Ph.D. Candidate, M.E. Rinker School of Building Construction, Univ. of Florida, Gainesville, FL 32611-5703.
2. UF Research Foundation and Holland Professor and Director of Center for Advanced Construction Information Modeling, M.E. Rinker, Sr. School of Building Construction, Univ. of Florida, Gainesville, FL 32611-5703 (corresponding author).