Q186's train passes through the fairly new control point at Elroy, just west of Melville on CN's Watrous Sub.
Prince Rupert-Montreal intermodal train Q186 heads into Melville for a crew change.
Q186's train runs through the siding at Yarbo behind SD75I 5684.
CN SD75I 5684 and ES44DC 2289 head through Elroy (a fairly new control point) on the south track of CN's Watrous Sub with Montreal bound train Q186.