UP 5857 (AC4400CW-CTE) rounds the corner of Blue Mountain as it heads up the Moffat Tunnel Sub.

UP 5857 (AC4400CW-CTE) leads an oil train towards a waiting BNSF train at Rocky, Colorado.

UP 5857 leads an oil can train into Coal Creek Canyon on the Moffat Tunnel Sub.

A long Union Pacific oil can train runs through Chemical, Colorado, which is between Layden and Rocky. The large rocket pad gantry looking thing is part of the infrastructure used by a company ca... (more)

UP 5857 (AC4400CW-CTE) leads an oil can train through Little Ten Curve as it begins the climb up the Moffat Tunnel Sub.

UP 5857 (AC4400CW-CTE) leads an oil can train around the base of Blue Mountain and will soon run through Coal Creek Canyon.

UP 5857 (AC4400CW-CTE) leads an extra-long oil can train through Coal Creek Canyon and is about to enter Tunnel #1 while cars are still going through the crossing at Blue Mountain Road.

A eastbound manifest train rolls into Red Rock on a cool morning in late April.

A pair of trains meet on the KCT Low Line at Adams Street Interlocking, UP Train GSCTE5 11 is coming out the UP Armourdale Yard Outbound and the KMNOA 12 is headed into The Inbound.

This rou... (more)

Union Pacific MRONY freight passes mile 22.6 west of Clay, Colorado, after a nice snowfall on the Front Range on March 10, 2013. The power is about to cross over Blue Mountain Drive, while the rea... (more)

The lead units of this wind blade train finally make an appearance as their shove through Pueblo Junction is nearly complete, while today’s more)

While there are two UP tracks out of Pueblo, this unique wind blade train cannot exit Pueblo on the normal main due to a rule preventing special high and wide movements to be routed next to anothe... (more)

Union Pacific’s MRONY (Roper Yard-Salt Lake City to North Yard-Denver manifest) rolls through the long curve arcing into Crescent, Colorado, on March 10, 2013. The Continental Divide behind the ... (more)

A UP coal drag heads back west through Kearney, NE.

Located at MP 178.2 on UP's Roseville Sub stands one of the old SP snow sheds that were once a very common sight along Donner pass, near the summit. Shed 10 still stands guard at the end of a doub... (more)