UP 6936 looks in very good condition compared to sister UP 6932 as they sit at the south end of Yermo Yard. Photo taken with permission.

Railfans have gathered in the tiny hamlet of Kelso California to watch DD40X 6936 do some switching in the small yard. The 6936 was back in service again earning revenue for the railroad. Cima Hil... (more)

UP DDa40X 6905 is stopped briefly at the SF San Bernardino yard with the Supervan train. The 6905 was just pulled out of long time storage and put back into service. The year 1984 was a great time... (more)

A Union Pacific officer special rolls along the Sacramento River on a summer afternoon. In 1997, the railroad was washed away here by floodwaters.

An inspection special rolls south on the Shasta Route.

UP 6936 leads a directors special thru Mount Pleasant, WI in May of 2008.

One of the Union Pacific custom-built EMD DD40X units leads two other UP and an SP unit on a westbound freight up Sherman Hill. Grey skies foretell a snowstorm that will occur after dark.

COLORES WY Oct 19 1977 -- DDA40X 6937 leads a mixed freight on Sherman Hill. I labeled the slide Colores but am open to corrections.

UP morning eastbound hot pig train out of Los Angeles has just topped over the summit of Cajon Pass and is starting the descent of the east side of the pass.

A night photo of DD40X 6938 on display at the UP Jenks shops from a different angle and perspective.

Lightning strikes the downtown area of Little Rock behind the UP 6938 DD40X on display at the Jenks shops just after midnight.

STORM WARNING! A severe thunderstorm is about to hit the North Little Rock Jenks shop. Frequent lightning, 60 mph winds and torrential rain. I took 5 quick photos from different angles then ran fo... (more)

DDA40X on display at UP's Downing B. Jenks Shop.

DDA40X is in charge at Alda,NE. I believe this was a westbound train.

Retired DD40X No. 6938 makes a wonderful display outside of the Jenks Locomotive Shop in North Little Rock. The Union Pacific rostered 47 of these massive machines, which measure in at 98 feet lon... (more)