5 million).

The Canadian operator “plans to optimise” the previously- announced C$5.6 billion expansion of the Regional Oil Sands System by adding 100 kilometres to the Wood Buffalo Extension segment and connecting it with the Athabasca Twin at Kirby Lake.

Capacity on the Athabasca Twin will increase to 800,000 barrels per day from 450,000 bpd.

Enbridge expects costs associated with the Wood Buffalo Extension to decrease to C$1.3