DALE WY Oct 17 1977 — Union Pacific DDA40X 6920 has just crossed the Dale Creek Fill on its westbound journey to Laramie and offers this angle as it passes below. EMD built the unit (b/n 3546) i... (more)

HERMOSA WY July 3 1978 — Eastbound Union Pacific DDA40X 6914, Southern Pacific SD45 8888 and an SP EMD blast out of the east portal on track one. EMD built the unit (b/n 34540) in October 1969 a... (more)

Union Pacific 6925 is living on borrowed time with metaphorical eviction notice to vacate the former Dakota Southern property now in operation by Watco's Ringneck & Western who leases the railroad... (more)

Rolling past the old Santa Fe passenger station in Barstow in a westbound Union Pacific freight, led by DDA40X 6912, SD40-2 8038 and DDA40X 6931. This train hopped on to the Santa Fe's Los Angeles... (more)

A westbound freight is handling a few executive cars on this date. Rare on this date for a train to have only this model unit in the lead. Nice clear day, no smog, no wildfires, etc.

Some small talk at Up's Las Vegas yard, showing the impressive DD40X. Pretty bad weather this day.

After spending the night camped next to the Kelso depot, the first eastbound of the morning had a big surprise, DD40 UP 6936 on the point! The train has stopped to switch out cars in the small Kel... (more)

I'm standing on the steps and the famous old tower, still manned at the time, probably sipping ice tea. Jay, the tower operator, allowed me to hang out in air conditioned comfort while waiting fo... (more)

CHEYENNE WY Oct 19 1977 — Union Pacific DDA40X 6939 is near Cheyenne with a mixed freight. The Centennial was sold for scrap to St. Louis Auto Shredding, East St. Louis, Ill., on October 24, 198... (more)

Sidewalk Life. At 98 feet long, Union Pacific Railroad 6938 (DDA40X, EMD, 1970) is an impressive sight and a tribute to the "bigger is better" days of railroading. One of 47 built, this uni... (more)

Right at Home Union Pacific "Centennial" DDA40X 6936 is spending its first morning inside its new home at the former Rock Island shops in Silvis, Illinois. The historic unit was ... (more)

Dale WY Oct. 19 1977 — Union Pacific DDA40X 6901 hauls a TOFC-COFC train west on track two over Dale Creek fill. UP donated the 6901 to the city of Pocatello ID in 1985. It was delivered on Nov ... (more)

Sitting in the deadline in Union Pacific's Yermo Yard is UP DDA40X 6920. This engine was built by EMD in November 1969, one hundred years after the driving of the Golden Spike, and being construc... (more)

Power-starved UP had to pull everything off the shelves in early 1984 and for a few months Centennials were back in service. This included Feather River Canyon. Here is 6927 winding its way throug... (more)

Scenes like this were common during the Cheyenne Frontier Days while the train rested before returning to Denver. In 2022, it was announced The Centennial #6936 is leaving the UP Heritage Fleet b... (more)