BNSF 1733 (SD40-2) leads a cut of oil cans past the refineries in Commerce City, Colorado.

Heavy snow falls on the BNSF's Denver Yard as engine #1733 (SD40-2) pulls a cut of cars for sorting.

BNSF 1733 (SD40-2) gets ready to move a long stack train out of the assembly yard in Denver, Colorado.

BNSF 1733 (SD40-2) shuffles a cut of cars in the Denver Yard.

BNSF 1733 (SD40-2) pulls a cut of cars over the South Platte River in Denver, Colorado.

BNSF 1733 (SD40-2) pulls a cut of cars out of the Denver Yard for sorting.

BNSF 1733 (SD40-2) brings a string of empty container cars into the Denver Intermodal Facility.

A pair of remote control equipped SD40-2s lead a short intermodal transfer train to an interchange in Denver, CO. Out of view on the left is Union Pacific's North Yard.

BNSF 1733 (SD40-2) in looking shiny in new paint.