1. Associate Professor, Dept. of Civil Engineering, Univ. of Louisiana at Lafayette, Lafayette, LA 70504-2291 (corresponding author).
2. Professor, Director, Pavement Research Center of Excellence, Dept. of Civil and Environmental Engineering, 3546 Engineering Bldg., Michigan State Univ., East Lansing, MI 48824.
3. Professor, Director, Composite Materials and Structures Center, 2100 Engineering Bldg., Michigan State Univ., East Lansing, MI 48824.