Trent Nelson | The Salt Lake Tribune press conference, Utah State University's winning design of a Break-Apart Mobile Bridging and Infiltration device (BAMBI) during a demonstration Tuesday July 16, 2013 in Logan Canyon. kristen moultonTrent Nelson | The Salt Lake Tribune Ravell Call and others photographing, Utah State University's winning design of a Break-Apart Mobile Bridging and Infiltration device (BAMBI) during a demonstration Tuesday July 16, 2013 in Logan Canyon.