UP 1865 and UP 1817 sit at the diesel service area, waiting for their next switching assignment, in the Union Pacific North yard.

UP 1865 (SD40N) sits in the Union Pacific's North Yard in Denver, Colorado waiting for orders or servicing.

The crew of UP 1865 (long snoot SD40N) calls it a day after working the yard in LaSalle, Colorado.

UP 1865 (SD40N) waits in the North Yard for its turn to shuffle freight cars.

UP 1865 (SD40N) leads a freight over the South Platte River in northeast Denver, Colorado.

A BNSF Freight with Warbonnet in the consist passes the Union Pacific's North Yard in Denver, Colorado as UP 1865 (SD40N) shuffles freight cars into the ladders.

The Union Pacific utilizes a number of rebuilt SD40-2 units (designated SD40N) in the North Yard in Denver, Colorado.

EMD 1865 was built for the Union Pacific as a SD40-2H in 1976 as part of the 8000 class Fast Forties. in 1980 it was configured as a normal SD40-2, and in 2012 it was rebuilt as a SD40N. Here it ... (more)

UP 1865 (SD40N) shuffles cars in the North Yard in Denver, Colorado.

UP 1865 (a SD40-2 rebuilt as a SD40N) sits in the Union Pacific's North Yard in Denver, Colorado.

UP 1865 (SD40N) joins other light power in the Union Pacific's North Yard in Denver, Colorado.

UP 1865 (SD40N) takes a break from shuffling cars in the Union Pacific's North Yard in Denver, Colorado.

Among the power in the Union Pacific's North Yard is UP 1865, a SD40N that started life in 1977 as a SD40-2 for the UP.

UP 1865 (SD40-2 rebuilt as a SD40N) moves through the signal tower on the Moffat Tunnel Sub.

UP 1865 (SD40N) waits for a new cut of cars to sort in the Union Pacific's North Yard.