BNSF 4191 pulls the Hill at Tunnel One on the Moffat Road. New Year's Eve 2013.....

Rotary Couplers on XCLX Aluminum Coal Hoppers in Boulder, CO on November 18, 2013.

The Arctic Air mass is still in the area as snow from Wednesday is still on the ground with the Laurel to Denver Manifest leaving Boulder with the Front Range Foothills and Valmont Power Plant in ... (more)

With half of their train near the unloader, two UP GE's leave the Valmont power plant in Boulder and will return and pick up the second half of their train where they will park it on the Stazio Si... (more)

General Electric HiAd Trucks with AC Traction Motors that were made in Canada.

The southbound Tacoma - Omaha stack train starts to head up Burkes Hill out of Boulder as they head south towards Denver.

A Warbonnet SD75I leads two Dash 9s on this New Orleans, LA bound loaded crude oil train as they begin to climb Burkes Hill just outside of Boulder, CO.

Five units lead the Laurel to Denver manifest as they depart the city of Boulder with Fall Colors still making an appearance in the area.

A rare Public Service Company of Colorado EMD SW600 #23-3 shoves loaded coal cars up a small hill to the unloader at Xcel Energy's Valmont Power Plant in Boulder, CO.

The Laurel, MT to Denver, CO Manifest led by a CSX AC6000CW leaves the city of Boulder, CO with the Valmont Power Plant in the background.

The sun is just about to set behind the mountains as the daily Laurel, MT to Denver, CO Manifest leaves the city of Boulder, CO behind with a UP SD70M third out. Valmont Power Plant can be seen in... (more)

After meeting a loaded grain train at Longs Peak, the Buck Local approaches a 10 MPH slow order near MP 24 at Boulder, CO. In the background, the Valmont Power Plant stands as thunderstorms slowly... (more)

It's a beautiful morning in Boulder, CO as two GEVOs leading the Laurel, MT to Denver, CO Manifest slowly notch up as they approach a slow order at MP 24. Valmont Power Plant and the city of Bould... (more)

At Boulder, the Laurel to Denver Manifest leaves the city of Boulder with the Front Range Foothills and the Valmont Power Plant in the background.

UP6031 twists thru the 10 degree curves of Coal Creek Canyon. It is an unrelenting 50+ mile climb to the Moffat Tunnel. The toughest section of grade is between Leyden and Plainview. The Moffat i... (more)