1. Graduate Research Assistant, Dept. of Construction Management, Louisiana State Univ., Baton Rouge, LA 70803.
2. CETF Distinguished Professor, Dept. of Construction Management, Louisiana State Univ., Baton Rouge, LA 70803 (corresponding author).
3. Irma Louise Rush Stewart Distinguished Professor, Dept. of Civil and Environmental Engineering Director, Engineering Materials Characterization Research Facility Louisiana Transportation Research Center, 4101 Gourrier Ave., Baton Rouge, LA 70808.
4. Research and Development Associate Director, Louisiana Transportation Research Center, 4101 Gourrier Ave., Baton Rouge, LA 70808.