BNSF 6339 (ES44AC) exits Tunnel #1 and will drop down into Coal Creek Canyon, Colorado on its way to Denver.
BNSF 6339 (ES44AC) brings a freight through the Big 10 Curve at Rocky, Colorado as it descends the Moffat Tunnel Sub towards Denver.
BNSF 6339 (ES44AC) leads a freight downhill from Tunnel #1 into Coal Creek Canyon, Colorado.
A BNSF oil can train led by #6339 (ES44AC) rounds the corner after exiting Tunnel #1 at Plainview, Colorado.
Here we can see the entire Provo to Denver train led by BNSF 6339 (ES44AC) as it runs through Big Ten Curve at Rocky, Colorado.
BNSF 6339 (ES44AC) leads the Provo to Denver train with 5 other head end units, including two Kansas City Southern engines, down the hill from Tunnel #1 and into Coal Creek Canyon, Colorado.
A westbound BNSF Z train passes the DPUs of an eastbound oil train tucked in the siding at Riverview, Montana, along the Fisher River late in the afternoon of October 8, 2017.
It's just after sunrise as an earthworm grain train exits the Division Street wye and heads south past Daytons Bluff.
The CNN Center and the Omni Hotel watch over an empty Georgia Power coal train pulling away from the NS Jefferson St. crew change point, passing 174-11 which is still waiting on a fresh crew.