Union Pacific GE U30C rests on the east side of the diesel shop at North Platte, Nebraska, in June 1981.

A car rolls through the computer-controlled retarders at East Hump while being sorted for eastern destinations at Union Pacific’s Bailey Yard in North Platte, Nebraska, on May 3, 2011. Retarders s... (more)

Union Pacific GE AC4400CW-CTE No. 6030 sits on Track 5 ready for some routine maintenance in UP’s North Platte Diesel Shop on May 5, 2011.

After some maintenance in Union Pacific’s North Platte Diesel Shop, a worker carefully replaces a rooftop access panel on GE C44-9W No. 9829.

UP SD70M #4808 leads an eastbound out of North Platte, Nebraska.

Rail Detector car sits in North Platte yard. Photo by Joseph R. Quinn

An FEF Northern at speed out of North Platte

A worker in Union Pacific’s locomotive shop at North Platte, Nebraska, pressure washes EMD SD9043MAC No. 8046 on Track 2 before moving the locomotive into the main shop for work on May 5, 2011.

CNW 7005 leads a coal train west out of North Platte Yard and will cut off west of town and head up the UP line to Scotts Bluff, cutting off west of Scotts Bluff at South Morrill to go northwest t... (more)

An assortment of SD40N's and SD38-2's sit near the "East Hump" as UPY SD38-2 No. 840 takes two SD40N's over the hump after working a cut into the bowl at Union Pacific's Bailey Yard in N... (more)

UPs trio of E-9s - the 951, 963B and 949, along with CNW SD40-2 6815, glide down the homestretch into North Platte with and extra section of the Council Bluffs to North Platte Z train on a March a... (more)

A coal drag enters the busy Baily Yard as the sun sets.

Union Pacific 4-8-4 No. 844 heads home for UP's steam shops in Cheyenne, Wyo., as it leads UP's Bailey Yard in North Platte, Neb., on the morning of Oct. 31.

A westbound Z train and the DPU of an eastbound coal train pass each other in North Platte, Nebraska.