Caption: Central Frame. Framed in the walkway of the Central Ave bridge, an afternoon extra works Port Arthur with a pair of newly acquired Dash 8's of different lineage. CN 2170, formerly BNSF 817 and CN 2102 formerly UP 9067 which worked Fort Frances to Thunder Bay train A436 earlier that morning and are being used on a yard extra to pull and spot the elevators in the Intercity area of Thunder Bay as well build the train they will power later that night. As new GEVO orders have come been fulfilled, the Dash 8 numbers have dwindled a little over a decade after CN purchased them.