Rio Grande SD40T-2s No. 5409, 5371, and 5380 pull the Helper Local through Price Canyon on Aug. 16, 1987.

An Australian SD50S, a Morrison Knudsen/EMD MK50-3, and an EMD GP38-3 lead a 34 car Provo-Ogden turn through the Jordan Narrows on Sept. 4, 2016.

The Chicago & North Western heritage engine leads a Global 1 to City of Industry stack train west through Erda on Sept. 2, 2016.

A trio of EMD SD70Ms pull UP's Salt Lake City to Long Beach Intermodal through the big cut just east of Erda on Sept. 2, 2016. The Great Salt Lake and Stansbury Island are in the background.

Union Pacific's North Yard in Salt Lake City appears to be busy as viewed from the 6th North bridge on Sept. 2, 2016. A grain shuttle from the midwest awaits a crew on Main 1 while the CNW Heritag... (more)

Union Pacific's 'First Help' provides dynamic braking for an 86 car Co-op, Utah to Valmy, Nevada coal train descending the 2% grade through the Gilluly horseshoe curve on Oct. 8, 1999. UP 8075, 70... (more)

The MDVRO manifest freight chases the setting sun in Spanish Fork Canyon on Sept. 25, 1999.

Union Pacific's Denver to Salt Lake City manifest freight overtakes a Utah Railway coal train at Soldier Summit on Oct. 2, 1999.

Several Rio Grande and Southern Pacific tunnel motors were repainted in Union Pacific livery after the UP-SP merger in 1996. Former SP SD45T-2 No. 6857 received a new number, a new paint job, and ... (more)

Union Pacific's Valmy to West Elk coal train shatters a tranquil Sunday evening in the Jordan Narrows on Aug. 28, 2016. Second out in the power consist is UP SD70M No. 2001, the 'Olympic Torch Rel... (more)

An Australian built SD50S and a Morrison Knudsen/EMD built MK50-3 pull a 24 car Provo-Ogden turn through the Jordan Narrows on Aug. 28, 2016.

A Union Pacific Operation Lifesaver Special, traveling between Council Bluffs, Iowa and Salt Lake City, Utah passes through Henefer with UP 9054 and 9051 SD70AH units leading the Columbine, City o... (more)

Rio Grande and Southern Pacific EMDs pull Union Pacific's Salt Lake City to Denver manifest freight around the Soldier Creek fill at Gilluly on Sept. 25, 1999. DRGW 5384, SP 8641, SP 7965, and 848... (more)

Union Pacific's MDVRO manifest freight emerges from the Kyune Gooseneck on Sept. 22, 1999. The well powered 41 car train includes DRGW SD40T-2s No. 5378 (SP paint/DRGW reporting mark), 5385, 5360,... (more)

Union Pacific's MDVRO manifest freight crosses Willow Creek just west of Riverton on Sept. 21, 1999. The 65 car train is lead by MPI rebuilt SD40M-2 No. 8641, built new by EMD as Chesapeake & Ohio... (more)