BNSF 4226 leads a JB Hunt stack train at Castle Rock, Co, on March 17, 2019.

Rear DPU's BNSF 9256, 9141 and 9834 shove a coal load south between Larkspur and Greenland, CO, on Colorado's Joint Line. Mar 16, 2019.

Rear DPU's BNSF 9256, 9141 and 9834 shove a coal load south over the old ATSF bridge at Larkspur, CO, on Colorado's Joint Line. Mar 16, 2019.

Rear DPU's BNSF 9256, 9141 and 9834 shove a coal load south over the old ATSF bridge at Larkspur, CO, on Colorado's Joint Line. Mar 16, 2019.

BNSF 6077 leads a soutbhound coal load over the old ATSF bridge at Larkspur, CO, on March 16, 2019.

BNSF 1458 leads SUPNTW around the curve at Dedham.

With the evening sunlight shining against the overcast clouds, a BNSF light power moves through North Portal as it makes it way to Balmer Yard.

You knew whose railroad it was by the type of signal system present, and this scene proclaims Santa Fe all the way. A classic installation with cantilevers and searchlight signals protects the cro... (more)

Rear DPUs NS 1177 and BNSF 8798 on the rear of an eastbound coal empty at Barr, CO, on the BNSF Brush Sub. April 27, 2019.

BNSF 9324 leads a southbound coal load at Spruce, CO (about 2 miles north of Palmer Lake), on the Colorado Joint line. April 25, 2019.

BNSF 9116 leads a soutbound coal load over East Plum Creek, on the old ATSF bridge, at Larkspur, CO. April 25, 2019.

Rear DPUs BNSF 5764 and 8754 assist a westbound coal load, at Barr, Co, on the BNSF Brush Sub. May 30, 2019. Barr Lake is seen above the train.

BNSF 5628 leads a westbound coal load at Barr, CO, on the BNSF Brush Sub. May 30, 2019.

BNSF 6887 leads a tank train eastbound at Barr, CO, on the BNSF Brush Sub. May 30, 2019

BNSF 9234 leads an eastbound coal empty at Tonville, CO, on the BNSF Brush Sub. May 30, 2019. Note the other railfan at the bottom of the image!