Distributed power units KCS 4149 and UP 6313 are in full dynamics as they help an empty coal train down Rich Mountain towards Heavener, Oklahoma.
KCS 4149 leads NS 220 though Edwardsville, AL. KCS 4149 KCS 4799 KCS 4013
KSC 4149 is the trailing DPU unit on a northbound coal train as KCS 4619 leads a southbound manifest train down the main line.
