The UP and BNSF operate side by side at the UP's North Yard in Denver.
UPY 577 strains to pull a cut of cars in the UP's North Yard in Denver.
The remote operators reposition UPY 577 (GP15-1) in the 36th Street Yard.
Two pairs of Geeps work the 36th Street Yard in Denver. Both UPY 577 (GP15-1) and UP 703 (GP38-2) are former Missouri Pacific engines.
Geeps dominate the 36th Street Yard in Denver
UPY 577 (GP5-1) pulls hard on a string of freight in the 36th Street Yard
UPY 577 holds station in the 36th Street Yard while the 'Train to the Plane' commuter train that runs from downtown Denver to Denver International Airport arrives at the adjacent station.
Its a busy day in the 36th Street Yard as the Geeps sort freight.
It is late in the evening and sun has almost set on the UP's 36th Street Yard as the remote engineer of UPY 577 (GP15-1) brings out with one more string to sort.
Sunrise in the UP North Yard catches a variety of light power waiting for the day's assignments.
UPY 577 pulls a string of freight out of the North Yard for sorting while another string of cars are brought into the yard and a BNSF pair pushes yet another freight north towards the Moffat Line.
The 36th Street Yard in Denver is a good place to watch trains. You can usually find a nice variety of Geeps working to assemble trains and a variety of heavies ready to take the cars to parts un... (more)
A former Southern Pacific engine stopped by the North Yard for servicing. Seeing a SP unit in the Denver area is becoming increasingly uncommon.
Amid heavy snowfall the sorting of freight cars continues in the North Yard.
UPY 577 (GP15-1) muscles a freight back into the North Yard while UP 8707 (SD70ACe) waits for the go signal to move a loaded coal train south towards the Joint Line.