Inside the Diesel House at Union Pacific’s former Rio Grande Burnham Shops at Denver, Colorado, two machinists work on a cylinder of the 7FDL16 prime mover of UP GE AC4400CW No. 7334 on December... (more)

Two machinists work on a cylinder of the 7FDL16 prime mover of Union Pacific GE AC4400CW No. 7334 inside the Diesel House at UP’s Burnham Shops at Denver, Colorado, on December 17, 2015.

Engineer DH takes the UP 7334 through Union.

Union Pacific’s MDVRO manifest freight rumbles westbound through Tolland, Colorado, during the time of year in the high country when the aspens turn brilliant gold, signaling another change in s... (more)

Heading westbound, crossing over the famed Keddie Wye and about to enter tunnel 32 ,is UP #7334. I have it as a C44/60AC but I'm not sure.

UP CWESMH detour coal train heads West on the CN Freeport Sub during a small break in the clouds. (Still waiting for the over/under money shot)