Enbridge, Michigan and Straits of Mackinac

Enbridge wants to build a protective tunnel around a 4-mile (6-kilometer) section of its Line 5 pipeline that runs along the bottom of the Straits of Mackinac, which link Lake Michigan and Lake ...
Tunnel would encase pipeline in the Straits of Mackinac Enbridge wants to build a protective tunnel around a 4-mile (6-kilometer) section of its Line 5 pipeline that runs along the bottom of the ...