1. Graduate Research Assistant, Dept. of Construction Management and Industrial Engineering, Louisiana State Univ.
2. Assistant Professor, Dept. of Construction Management and Industrial Engineering, Louisiana State Univ., 3218 Patrick F. Taylor, Baton Rouge, LA 70803 (corresponding author).
3. Research Assistant, Dept. of Construction Management and Industrial Engineering, Louisiana State Univ.
4. Concrete Research Engineer, Louisiana Transportation Research Center.
5. Irma Louise Rush Stewart Distinguished Professor, Dept. of Civil and Environmental Engineering, Director Engineering Materials Characterization Research Facility, Louisiana Transportation Research Center.