1. Assistant Professor, Dept. of Applied Engineering, Safety and Technology (AEST), Millersville Univ., 40 East Frederick St., Millersville, PA 17551 (corresponding author).
2. Associate Professor, School of Building Construction, Georgia Institute of Technology, 280 Ferst Dr., 1st Floor, Atlanta, GA 30332.
3. Assistant Professor, Schools of Architecture and Building Construction, Georgia Institute of Technology, 280 Ferst Dr., 1st Floor, Atlanta, GA 30332.