Gliding downgrade along the Weber River, Union Pacific's North Platte, NE to Oakland, CA expedited intermodal has four EMD SD70Ms in charge at Henefer.
UP 4991, a westbound manifest, descends one of many hills along this portion of the T&P.
UP 4991 moves Wyoming mine products into and through the Green River Yard. This unit will be broken up and the sections added to other trains.
CS 143 crosses the hopskip bridge while a NSSX gon rolls down the hump.