Lead units (distance) and DPUs (nearby) are about a mile apart. They work their way up and down the grades via turns, including several horseshoe curves, between Des Moines, NM and Trinidad, CO.
DPUs at the back of coal empties bound for Wyoming are having no problem holding up the back of the train, as this train rolls by the quiet, lightly-populated ranching town of Trinchera, Colorado.... (more)