Michigan Governor Gretchen Whitmer gave the Canadian oil company Enbridge until May 12th to shut down the segment of the Line 5 pipeline that runs along the Straits of Mackinac. Enbridge has filed a federal lawsuit challenging the order. The question remains: how would Enbridge shut down the controversial pipeline and construct a replacement tunnel?
As the deadline approaches, University of Michigan engineering researchers offered insights into how the company might go about doing that, and also how they might construct a tunnel under the lakebed for a replacement section of the line.
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