At East Price, the conductor for Union Pacific's Salt Lake City, UT to Denver, CO manifest boards his train moments after offering a 'good roll by' to a coal load from the North Fork Sub in Colora... (more)

With the steep upward climb to Soldier Summit complete, the head end power and swing helpers for UP's MRONY-21 have the luxury of coasting down a relatively gentle 1% gradient three miles east of ... (more)

Captured moments after sunrise, Union Pacific's daily Salt Lake City, UT to Denver, CO freight grinds slowly up the 2% at Gilluly, Utah.

A pair of big EMD SD9043MAC units lead a Salt Lake to Denver manifest east along one of the former icons of the D&RGW, Castle Gate in Price River Canyon.

A duo of EMD SD9043MAC's lead UP's Salt Lake-Denver manifest through the Detour "sag" on the climb to Soldier Summit. If you look closely, a manned swing helper is visible at the end of the train.... (more)

While the First Help waits on track #1, Union Pacific's Salt Lake-Denver (MRONY) manifest rolls by on track #2, prepared to stop just east of the crossover at Castilla. After dispatcher #78 flags ... (more)

As viewed from the shoulder of US Hwy. 6, UP's Salt Lake-Denver (MRONY) manifest prepares to stop on track #2, just east of the crossovers at Castilla. In the distance, Union Pacific's First Help ... (more)

With two main tracks and CTC, UP dispatcher #78 has lined the MRONY from main #2 to main #1, thereby avoiding numerous slow orders from a track maintenance campaign on track #2. Without opposing t... (more)

A pair of EMD SD9043MAC's lead UP's daily Salt Lake-Denver (MRONY) through the Thistle Tunnels on track #2. This trackage was constructed in 1983 through Billy's Mountain, avoiding the former town... (more)

A pair of EMD SD9043MAC's lead UP's daily Salt Lake-Denver (MRONY) manifest at the mouth of Spanish Fork Canyon. Nine brand new wind turbines constitute Utah's first wind farm, capitalizing on the... (more)