Ariane O Pinson, US Army Corps of Engineers, Albuquerque, NM, United States, Pierre Y Julien, Colorado State University, Department of Civil and Environmental Engineering, Fort Collins, CO, United States, Tessa Hill, U.S. Army Corps of Engineers, Cold Regions Research and Engineering Lab, Hanover, NH, United States and Kathleen D White, US Army Corps of Engineers Washington DC, Washington, DC, United States