1. Project Engineer, Palmer Engineering, Winchester, KY 40392.
2. Assistant Professor of Structural Engineering, Dept. of Civil Engineering, Univ. of Kentucky, Lexington, KY 40506 (corresponding author).
3. Assistant Professor of Construction Engineering and Management, Dept. of Civil Engineering, Univ. of Kentucky, Lexington, KY 40506.
4. Nicholas R. Petry Professor of Construction Engineering and Management, Dept. of Civil, Environmental, and Architectural Engineering, Univ. of Colorado at Boulder, Boulder, CO 80309.