1. Formerly, Graduate Student, Dept. of Civil Engineering, Univ. of Manitoba, Winnipeg, Canada.
2. Assistant Professor, Dept. of Civil and Environmental Engineering, South Dakota School of Mines and Technology, Rapid City, SD 57701-3995.
3. Distinguished Professor of Civil Engineering and Construction, Director of the Constructed Facilities Laboratory, North Carolina State Univ., Raleigh, NC 27695-7533.