A single SD40N works the Union Pacific yard in Clinton Iowa just after sunrise on a warm March day.

Locomotives:
UP 1681 SD40N

A Union Pacific yard job at the Global 3 Intermodal Terminal use two SD40N's and an SD70ACe to pull a cut of autoracks and intermodal cars down the yard lead.

Locomotives:
UP 1923 SD40N... (more)

Trio of EMD SD40N locomotives working in UP West Colton Classification Yard, in Colton CA.

Three EMD veterans bring the westbound local back into Bailey Yard on a cool fall evening.

UP has a local based out of Callender Yard on the Tara Sub. They service the Gowrie to Albert City area customers and plants. I have ran into this job couple times on my 570 local adventures latel... (more)

UP SD40N 1972 leads MPRPR, combined with a grain train, east through Arlington Heights.

UP SD40N 1972 leads a monster freight, which was a grain train and MPRPR combined, south through Des Plaines on the New Line.

UP 1755 leads an eastbound grain train at Mount Prospect, IL.

A UP SD40N brings grain empties westerly.

UP SD40N 1755 leads a grain train east through Mount Prospect.

A pair of rebuilt SD40's idle in Waukegan Yard with a manifest waiting for Metra traffic to clear the UP North Line.

All EMD power leads westbound local out of Oroville Yard.

A UP SD40N leads MPRPR north.

A pair of UP SD40Ns work a pulldown at the west end of Global III.