A quartet of Montana Rail Link EMD SD70ACe locomotives being used in helper service head light engine over curved Austin Creek Trestle at Skyline, Montana, after helping a westbound BNSF train up ... (more)

A very clean BNSF 6310 leads a westbound coal load up the 2.2% east slope of Mullan Pass. The train is passing thru the rock cut on the approach to Austin Creek Viaduct. Mid-Train is manned 4 pa... (more)

Burlington Northern SD40-2 No. 7157 and Norfolk Southern SD40 No. 1595 lead a westbound grain train up Mullan Pass over Greenhorn Trestle between Weed and Skyline, Montana on October 3, 1997.

Deciduous trees begin to take on the bright colors of autumn and an early overnight snow has dusted the evergreens of Mullan Pass west of Helena, Montana, on October 5, 2005. In bright morning lig... (more)

Led by EMD SD70ACe No. 8465, an eastbound BNSF coal train crosses Austin Creek Trestle (also known as Skyline Trestle) as it drops down the 2.2% grade of Mullan Pass approaching Skyline, Montana, ... (more)

In low winter sunlight, four Montana Rail Link EMDs howl upgrade as they help a westbound BNSF freight over Mullan Pass, west of Helena, Montana, on a cold February 7, 1997. Running as a manned he... (more)

A new Union Pacific GEVO leads a westbound Boardman coal train up Mullan Pass at Skyline. The Union Pacific power is somewhat uncommon for this train, even though the train will interchange with... (more)

Pounding up the 2.2% grade of Mullan Pass west of Helena and crossing Austin Creek Trestle is a westbound BNSF coal train led by GE ET44C4 No. 3890 at Skyline, Montana, on June 30, 2019.

A classic MRL SD40 leads the Laurel-Missoula manifest. The train was quite usual this day as it had a huge cut of Abrams tanks that can be seen rounding the curve above the cut.

The MRL laurel-Missoula manifest train is heavy with refurbished M1 Abrams tanks. This is quite a un-common site for this train, but made for a very heavy train. The head-end consisted of a SD40 l... (more)

The westbound Montana Rail Link Laurel-Missoula manifest splits the cut approaching Austin Creek Viaduct. The train is making good time up Mullan Pass, and has no helper this afternoon.

A BNSF coal train is climbing the 2.2 percent grade of Montana Rail Link’s route over Mullan Pass on June 30, 2019. The head end is passing the short siding at Skyline, Montana, while the rear D... (more)

Five Boeing fuselages entrained on a westbound BNSF intermodal train climbing Mullan Pass on Montana Rail Link on June 30, 2019. The train is crossing Austin Creek Trestle just west of Skyline, Mo... (more)

A westbound BNSF freight grinds upgrade through Skyline, Montana, while climbing Mullan Pass west of Helena on Montana Rail Link’s Third Subdivision on June 28, 2017.

A quartet of Montana Rail Link EMD SD70ACe locomotives used as a manned helper are mid-train helping a westbound BNSF freight up the steep 2.2% grade of Mullan Pass crossing Austin Creek Trestle a... (more)