Spencer Bound! EMD Demonstrator FT 103 rests in the back of the Museum of Transportation's yard awaiting pickup by a Union Pacific movement. After a 15 mile trip on UP rails, the unit will ... (more)

After some stationary high-altitude testing by Union Pacific and Electro-Motive Division, the four 6,000 horsepower SD90MAC-H locomotives, got a workout with some tonnage. A test train consisting ... (more)

BNSF's test train accelerates out of Timpas for another run along the Raton Sub, paralleling the lonely highway 350.

Clean paint glints the low Colorado sunlight well as the BNSF test train is switched in preparation for the next day's activities.

EMD demos 1209 and 1210 lead a Stilesboro coal train through the curves at Rydal in late evening light, or what's left of it.

A lot of things are happening at EMD these days. New construction is happening on the property as EMDX 92 sits without a prime mover while new demonstrator EMDX 1206 sits connected to what I think... (more)

BNSF's test train pulls east into the siding at Timpas to clear up for the evening, it's headlight reflecting against the classic AT&SF pole line, amazingly still in use in 2013.

During the high-horsepower race in the late ‘90s, four 6,000 horsepower Electro-Motive Division SD90MAC-H locomotives, along with EMD’s test car, head up to East Portal, Colorado, for some hig... (more)

The vastness of the American west is apparent in this scene as BNSF's test train plies the rails of the lightly used Raton Sub as it heads east out of remote Timpas on yet another SD70ACe-P4 evalu... (more)

EMDX 1212 and the BNSF test train idle at dusk at remote Timpas, CO, shutting down after a long day of work on the lightly used Raton Sub to make way for Amtrak's eastbound Southwest Chief.

BNSF's R&D train to evaluate EMD's newest SD70ACe variant, the P4, holds the siding at lonely Timpas, CO, waiting for Amtrak's Southwest Chief to pass by before heading out on the main for a day o... (more)

In the Spring of 2004, EMD (still owned by General Motors) was performing some high altitude testing on its SD70ACes. No active mainline is higher than UP's Moffat Tunnel Sub, so up the hill they ... (more)

West Elk Mine coal empties follow muddy Colorado river under early morning. Resent afternoon/evening thunderstorms in the past week have made Colorado muddy. Union Pacific is testing Electro-Moti... (more)

A pair of Brand New EMDX Aces sit and wait there for a train to take them west. They have been in and around Chicago on the BNSF since Thursday when they were delivered by NS on train 33G.

Electro-Motive Division SD90MAC-H No. 8504, specially painted for EMD’s 75th anniversary, is the DPU on a westbound loaded coal train that is testing on Union Pacific’s Moffat Tunnel route. Th... (more)