Union Pacific's hot ZDVSC (Denver, CO - Salt Lake City) expedited intermodal heads west through Echo, Utah. The train length was shorter than usual, due to the upcoming Labor Day weekend.

To avoid a sun kink along the westbound main at Echo, Union Pacific's ZDVSC took the eastbound main from Emory to Devil's Slide. Here the Z transitions from the eastbound main back to the westboun... (more)