1. Graduate Student, School of Civil and Environmental Engineering, Hollister Hall, Cornell Univ., Ithaca, NY 14853.
2. Senior Lecturer and Research Associate, School of Civil and Environmental Engineering, Hollister Hall, Cornell Univ., Ithaca, NY 14853 (corresponding author).
3. Systems Consultant, Accenture, 1345 Avenue of the Americas, New York, NY 10105.
4. Undergraduate Student, School of Civil and Environmental Engineering, Hollister Hall, Cornell Univ., Ithaca, NY 14853.
5. Undergraduate Student, School of Mechanical and Aerospace Engineering, Upson Hall, Cornell Univ., Ithaca, NY 14853.
6. Fulbright Fellow, Agua Para el Pueblo, Tegucigalpa, M. D. C., F. M., Honduras.
7. Engineer, ENVIRON, 4350 North Fairfax Dr., Suite 300, Arlington, VA 22203.
8. Professor, School of Civil and Environmental Engineering, Hollister Hall, Cornell Univ., Ithaca, NY 14853.