1. Graduate Research Assistant, Dept. of Civil, Construction, and Environmental Engineering, North Carolina State Univ., Raleigh, NC.
2. E.I. Clancy Distinguished Professor, Dept. of Civil, Construction, and Environmental Engineering, North Carolina State Univ., Raleigh, NC.
3. Associate Professor, Dept. of Civil, Construction, and Environmental Engineering, North Carolina State Univ., Raleigh, NC.