Cargill Grain's 1134 (SW1200) works the yard at the Commerce City Grain elevator north of Denver, Colorado.

Cargill Grain's SW1200 operates at the Commerce City grain elevator.

A veteran SW1200 moves a cut of grain cars in Commerce City, Colorado.

A veteran SW1200 moves grain cars to the Commerce City Grain silo in Commerce City, Colorado.

Cargill Grain's #1134 (SW1200) moves a cut of hoppers at the grain elevator in Commerce City, Colorado.

Cargill motor #1134 (SW1200) shoves a cut of hoppers towards the Commerce City grain elevator.

UP 9013 (SD70ACe) runs past the refineries in Commerce City, Colorado

UP 2642 (ET44AH) leads a freight past the refineries in Commerce City, Colorado.

Cargill Grain in Commerce City, Colorado send their SW1200 to the yard.

CP 8059 comes to a stop with its 14,000 ton grain train from Sweet Grass, MT as it hold the main track at Irondale after catching the line of trains waiting to get through Denver.

A rare daylight appearance of the Ladora Turn starts to makes its way back to 31st Yard after servicing its primary customer of Suncor Energy in Commerce City.

PSIDV-21 Engineer Special PSIDV-21 Union Pacific 4404 with 10 heritage fleet cars with the maintenance special is near Sand Creek Junction, CO 3/21/23.

Commerce City Commuter. An inbound N Line train led by Silverliner V no. 4061 (Hyundai Rotem, 2009-2016) is seen approaching Commerce City & 72nd Station.

Amtrak engine #78 (P42DC) leads the California Zephyr through Commerce City, Colorado.

Con Agra's #1134 (SW1200) heads to a siding to grab a cut of cars at the Commerce City grain elevator.