1. Director, Global Waste Research Institute, California Polytechnic State Univ., San Luis Obispo, CA 93407 (corresponding author).
2. Professor, Dept. of Civil and Environmental Engineering, California Polytechnic State Univ., San Luis Obispo, CA 93407.
3. Project Engineer, Group Delta Consultants, 32 Mauchly, Suite B, Irvine, CA 92618.
4. Dean and Hamilton Professor, School of Engineering and Applied Science, Dept. of Civil and Environmental Engineering, Univ. of Virginia, Charlottesville, VA 22904.
5. Professor, Dept. of Civil and Environmental Engineering, Florida State Univ., Tallahassee, FL 32310.
6. Project Engineer, Suffolk Construction, Phillip’s Point West Tower, 777 S Flagler Dr., #1400, West Palm Beach, FL 33401.