GATX 2679 and UP teammate wait their turn to shuffle freight cars in the 36th Street Yard.
A pair of GATX engines team up with HLCX (ex UP) and UP and stand ready for the call to service an industrial complex on the east side of Denver.
Looking like a blue smurf among the yellow UP units, GATX Rail Locomotive Group 2679 starts up on a cold November day as UP 801 and 557 come in for a rest.
GATX and UP working the line