The Great Lakes Tunnel Project is a project that Enbridge selects contractors to work on

The Great Lakes Tunnel will link Michigan's peninsulas, providing a secure route for Enbridge's Line 5 pipeline. Barnard, based in Bozeman, Montana, and CBNA, based in Miami, Florida, will collaborate with Enbridge to construct the tunnel for the State of Michigan, the statement said. The contract was granted after Enbridge initiated a request for proposal (RFP) process in early 2022.

Canadian energy company Enbridge has retained a joint venture partnership between Barnard Construction Company, Inc. and Civil and Building North America, Inc (CBNA). The Great Lakes Tunnel will link Michigan's peninsulas, providing a secure route for Enbridge's Line 5 pipeline. Barnard, based in Bozeman, Montana, and CBNA, based in Miami, Florida, will collaborate with Enbridge to construct the tunnel for the State of Michigan, the statement said.