The pipeline is owned by Seaway Crude Pipeline Company, a 50-50 joint venture owned by affiliates of Enterprise Products Partners and Enbridge.

The pipeline is in the process of being commissioned, and the first flows of crude oil into the line are expected to begin this weekend.

The reversal of the 805 km, 30 inch diameter pipeline, which had been in north-bound service since 1995, provides North American producers with the infrastructure needed to access more than 4 MMbbl/d of Gulf Coast refinery demand.

The reversal will initially provide 150,000 bbl/d of capacity, which is expected to increase to...