1. Assistant Professor, School of Sustainable Engineering and the Built Environment, Arizona State Univ., P.O. Box 873005, Tempe, AZ 85287-3005 (corresponding author).
2. Graduate Research Assistant, School of Sustainable Engineering and the Built Environment, Arizona State Univ., P.O. Box 870204, Tempe, AZ 85287-0204.
3. Project Engineer, Staheli Trenchless Engineers, 1725 220th St. SE, Suite C-200, Bothell, WA 98021.
4. Professor and Construction Engineering Program Chair, School of Sustainable Engineering and the Built Environment, Arizona State Univ., P.O. Box 873005, Tempe, AZ 85287-3005.