1Civil and Environmental Engineering Department, California Polytechnic State University, 1 Grand Ave., San Luis Obispo, CA 93407, USA
2Global Waste Research Institute, California Polytechnic State University, 1 Grand Ave., San Luis Obispo, CA 93407, USA
3Civil and Environmental Engineering Department, California Polytechnic State University, San Luis Obispo, CA 93407, USA
4CTI Associates, 51331 Pontiac Trail, Wixom, MI 48393, USA
5University of California – Berkeley, 435 Davis Hall, Berkeley, CA 94720, USA
6Shannon and Wilson, Inc., 664 West Broadway, Glendale, CA 91204, USA