An ex-E-L SDP-45 teams up with a new SD-40-2 to form a mid-train helper set to lift tonnage up the Curve. Note the ore jennies trailing behind the units, as crewmembers wave to the crowd.
Helper set. The SDP45 wasn't loading, but they were testing in notch 8...
PITT Helper set. SDP45 wasn't loading properly.