Having finished moving cars around the GATX Railroad facility, GMTX done for the evening.

UP 6374, ex SP 328 at West Colton.

Christmas Eve at West Colton found some color with KCS 4770.

The distinctive "snoot" nose of SP 8370 is on full display at the West Colton diesel service area.

Consecutively numbered SP GP40'2's, the 7614, 7615, 7616 and 7617 head West into Colton Yard as a freight traverses the Balloon track in the background.

An SP hogger has just turned a consist of new SD40T-2s, with the class locomotive in the lead.

Looking like a brand new locomotive again, recently repainted UP 7379 departs West Colton with the Mojave Flyer and heads toward the Palmdale Cutoff.

At the start of its trip across the country, an eastbound Union Pacific stack train rolls through West Colton and toward San Timoteo Canyon and into the desert beyond.

A summer morning at Pepper Ave. in West Colton finds an RCL equipped UP SD40-2 and sister handling a cut of tank cars in the departure yard.

A clear and unseasonably warm February day in southern California's Inland Empire finds a Union Pacific manifest freight arriving from Fresno at West Colton with three new Tier 4 complaint GE loco... (more)

UP 8787 leads a manifest past Pepper in West Colton as the sun rises on a crisp January morning. In the background, you can see the train snaking all the way back to Rancho and passing the MOW cre... (more)

Arriving at its ultimate destination at West Colton, a UP manifest freight from Roseville with a pair of Tier 4 engines and an older GE for head end power prepares to enter the receiving yard as i... (more)

With just literally a few seconds of sunlight to spare, a set of three new UP ET45AH engines bring a manifest freight off the Palmdale Cutoff and into West Colton on an unseasonably warm February ... (more)

On a very hot summer morning out in southern California's Inland Empire, an eastbound UP container train approaches Pepper Ave. early in its trip across the former SP Sunset Route.

SP transfer power sits next to BN units borrowed for RCE testing at SP's West Colton engine facility