Electro-Motive Division SD90MAC-H No. 8504, specially painted for EMD’s 75th anniversary, is the DPU on a westbound loaded coal train that is testing on Union Pacific’s Moffat Tunnel route. Three other SD90MAC-H’s are on the point of the train, and are meeting an eastbound coal train led by Southern Pacific No. 369 at Pinecliffe, Colorado, on February 10, 1998.
