1. Postdoctoral Fellow, Dept. of Civil Engineering and Construction Management, Georgia Southern Univ., Statesboro, GA 30460.
2. Professor, Dept. of Civil Engineering and Construction Management, Georgia Southern Univ., Statesboro, GA 30460 (corresponding author).
3. Assistant Professor, Dept. of Civil Engineering and Construction Management, Georgia Southern Univ., Statesboro, GA 30460.