(From left) Nathan Cox, a hydraulic engineer; David Serafini, a geotechnical engineer with the U.S. Army Corps of Engineers Sacramento District; and Laurie Ebner, a hydraulic engineer with the Corps’ Portland District, observe water flows at the final hydraulic model design for the Corps’ Isabella Lake Dam Safety Modification Project during a return visit to Utah State University’s Water Research Laboratory in Logan, Utah, Sept. 10, 2014. The 1:45 scale model is an essential part of the Corps’ pre-construction engineering and design phase and allows engineers to test the design against extreme storms and improve it before construction begins. Construction is scheduled to begin in 2017. Photo cropped for emphasis.