1. Graduate Research Assistant, Dept. of Construction Management, Louisiana State Univ., Baton Rouge, LA 70803.
2. CETF Distinguished Associate 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, Louisiana State Univ., Baton Rouge, LA 70803.
4. Director, Louisiana Transportation Research Center, 4101 Gourrier Ave., Baton Rouge, LA 70808.
5. Grace Drews Lehmann Distinguished Professor, Dept. of Chemistry, Louisiana State Univ., Baton Rouge, LA 70803.