UP 1957 (SD40N) works the North Yard in Denver, Colorado.

Light and heavy power line up for serving in the Union Pacific's North Yard in Denver, Colorado.

UP to CPKC transfer YKS92R-04 passes the KCRR State Line Yard as they head to Knoche Yard

Yellow Yard Job | Union Pacific-owned EMD SD40N number Y313 and PS6B slug Y413 shove a consist back into Neff Yard in an industrial area of Kansas City, MO on the mostly sunny afternoon of ... (more)

The UP to CPKC transfer passing some of the past in the West Bottoms as they make their way to CPKC Knoche Yard

The Union Pacific Armourdale Yard to CPKC Knoche Yard transfer job is seen running through the West Bottoms with classic EMD power. The train is passing a row of warehouses in the once busy meatpa... (more)

The Union Pacific Armourdale Yard to CPKC Knoche Yard transfer job is seen running through the West Bottoms with classic EMD power. The train is crossing the diagonal crossing at Saint Louis Ave a... (more)

A long hood forward SD40 crosses Brays Bayou on it's way to work customers along the Strang Sub.

A pair of SD40N's working the Union Pacific Shortline Yard outside of Des Moines, Iowa have pulled up the signal and are awaiting clearance across the diamond in order to take headroom for their w... (more)

On Broadway A single UP SD40N approaches the control point Broadway on their way to Neff Yard.

UP's transfer to CPKC's Knoche Yard passes through the West Bottoms with two SD40-2s and one of CPKC (CP) Military SD70ACu locomotives.

UP 1957 (SD40N) works the North Yard in Denver, Colorado, sorting a line of freight cars.

UP 18th St to CPKC Transfer Run, YKS92 passes Doc's Caboose on their way to Knoche Yard.

UP 1948 (SD40N) trundles into Franklin Park, IL with nightly local transfer freight YPRCP for Bensenville Yard, seen here passing under the Milwaukee Road-era B-12 signals on the east side of Fran... (more)

UP 1640 (SD40N) works the North Yard in Denver, Colorado.