British Columbia Transmission Corporation is in the process of upgrading its underwater power transmission cables supplying power to Vancouver Island in the existing Southern Strait of Georgia corridor. One of the obstacles is the Galiano Ridge that resulted in suspension points of the existing cable off the sea bottom. The suspended cable sections were subjected to excessive wear due to strumming.

As part of the design process for the new cable route ASL collected both moored and transect current profile measurements over a 1-month period.

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