On September 13th (Friday the Thirteenth), severe flooding washed out a fill on UPs Moffat Tunnel Subdivision. 24 days later, crews are still working to get the line completely reopened. Here, a s... (more)

The day is starting off overcast, but the clouds are thin enough to the east to provide for a spectacular sunrise. The Winter Park Express is west of Leyden, approaching a clear signal at MP 14.5.... (more)

Making a rare appearance in Colorado, UP 1996 (the Southern Pacific Heritage Unit) leads the MRONYX-28 in to Denver. The train is leaving the east end of Rocky and headed for the west entrance to ... (more)

Making a rare appearance in Colorado, UP 1996 (the Southern Pacific Heritage Unit) leads the MRONYX-28 in to Denver. The train is leaving the east end of Rocky and headed for the west entrance to ... (more)

Coming past the Fraser depot, UP 1988 is rolling east at about 12 MPH. With four units and 78 cars, the train is probably right around 2.0 HPT, which is about the bare minimum to crawl up the 2% g... (more)

UP 1988 works its way through the narrow canyon known as "Little Gore Canyon". The canyon starts at Tunnel 39 to the east (which the train is approaching) and ends just past Tunnel 40 to... (more)

An eastbound coal loads leaves the shadows of a cut behind as it blasts into the bright morning light! A single DPU brings up the tail end of the train, its descent down the Colorado Rockies nearl... (more)

On a clear, cold morning after a February blizzard, the westbound Zephyr climbs toward the east portal of Tunnel 1 in a frozen winter wonderland. AMTK 130, the Phase I heritage unit, is second up ... (more)

For much of the year, the eastbound Zephyr departs Denver after dark. However, in the summer months, there is still a bit of light when it heads east. Here, just days before the official start of ... (more)

It is a beautiful afternoon on the final day of April for 2023 as a unit UP oil train descends from Big Ten Loop, through the S-Curve, toward the west switch of Rocky. The terrain is starting to g... (more)

It is 7:22am and the valley in which the Moffat Tunnel is located is half lit by the rising sun. A trio of BNSF DPUs brings up the tail end of a westbound coal train, which is disappearing in to t... (more)

Throughout much of the year, the South Platte River seems to be down at almost a trickle. However, after a winter with a lot of snow fall and a top of rain this spring, the South Platte have flowe... (more)

A pair of UP units leads a short eastbound covered hopper train across South Boulder Creek on the main at Cliff. The tracks follow South Boulder Creek for another ten miles or so on the way east t... (more)

Just east of Rocky, in Barbara's Gulch, the first westbound Zephyr to leave Denver on a Wednesday morning in almost eight months approaches a Clear (green) signal at the east end of Rocky. A lone ... (more)

It has been about ten minutes since the sun peeked over the eastern horizon. Early morning haze still clings to the ground around the Denver skyline to the right. A quartet of GEs leads on a coal ... (more)