Enbridge said it is eliminating 530 positions from its 11,000 staff, including 370 in Canada and 160 in the US.

In a statement, Enbridge spokeswoman Suzanne Wilton said the layoffs are part of an "enterprise-wide organisational review" launched in the first quarter of 2016.

The review "is focused on what we need to do to achieve our strategy of growth and diversification, enhance our competitiveness, and allow us to capitalise on opportunities now and into the future," she said, in an e-mail.

"Throughout