1. Associate Professor, Civil and Environmental Engineering Dept., Univ. of Connecticut, Storrs, CT 06269-2037 (corresponding author).
2. Research Engineer, Connecticut Advanced Pavement Lab, 270 Middle Turnpike, Storrs, CT 06269-5205.
3. Program Director, Connecticut Advanced Pavement Lab, 270 Middle Turnpike, Storrs, CT 06269-5202.
4. Assistant Professor, Civil and Environmental Engineering Dept., Univ. of Connecticut, Storrs, CT 06269-2037.