Several GE AC4400CWs and AC4400CW-CTEs await repair or overhaul outside Union Pacific’s South Morrill Locomotive Facility on September 15, 2017. This Nebraska shop specializes in working on GE A... (more)

The old prime mover and generator are carefully lifted out of Union Pacific GE AC4400CW No. 6704 at the railroad’s South Morrill Locomotive Facility on September 14, 2017. During this overhaul, ... (more)

Union Pacific really does clean their locomotives
Unfortunately, they only have a few places that do so, and so many locomotives! GE AC4400CW No. 6390 gets sudsed up and scrubbed inside... (more)

Using a specialized drop table, Union Pacific GE AC4400CW No. 6300 has one of its traction motor/wheel assemblies changed out at the railroad’s South Morrill Locomotive Facility on September 14,... (more)

On September 14, 2017, Union Pacific GE AC4400CW No. 6704 is at the railroad’s South Morrill Locomotive Facility for an overhaul, with an overhead crane being used to remove the old prime mover ... (more)

At Union Pacific’s South Morrill locomotive shop in Nebraska, Kaleb Ewing uses an overhead crane to move a used traction motor/wheel assembly on September 14, 2017.

A Rail King RK 320 switches Union Pacific GE AC4400CW-CTE No. 5916 off the transfer table and into the UP locomotive shop at South Morrill, Nebraska, on September 14, 2017.

A weather system continues to slowly move in from the west as eastbound coal loads from North Rochelle Mine, WY come into South Morrill, NE after receiving instructions from the yard master.

An Oakcreek Power train departs South Morrill, for a fresh load of Black Diamonds from North Antelope Mine.

Signs of Winter early on Union Pacific's line to the PRB.

New CNW 8819, 8822 with 8700 on frigid morning. First trip? Look at the units' pilot! Crew change point. CNW 8819 renumbered now as UP 6721.