1. Civil and Environmental Engineering and Construction Department, University of Nevada, Las Vegas, 4505 S. Maryland Parkway, Mail Stop 4015, Las Vegas, NV 89154-4015, USA
2. Applied Research and Development Center, Southern Nevada Water Authority, P.O. Box 99954, Las Vegas, NV 89193, USA
3. Trussell Technologies, Inc., 380 Stevens Ave., Suite 212, Solana Beach, CA 92075, USA