1. Bicentennial Board of Visitors Faculty Fellow and Professor, Dept. of Civil and Environmental Engineering, Univ. of Pittsburgh, 742 Benedum Hall, Pittsburgh, PA 15260 (corresponding author).
2. Professor, Dept. of Civil and Architectural Engineering and Construction Management, Univ. of Cincinnati, 765 Rhodes Hall, Cincinnati, OH 45221.
3. Assistant Professor, Glenn Dept. of Civil Engineering, Clemson Univ., Lowry Hall, Clemson, SC 29634.
4. Graduate Student Researcher, Dept. of Civil and Architectural Engineering and Construction Management, Univ. of Cincinnati, 765 Rhodes Hall, Cincinnati, OH 45221.
5. Professor, Dept. of Civil and Coastal Engineering, Univ. of Florida, 365 Weil Hall, Gainesville, FL 32611.