https://www.circleofblue.org/2025/great-lakes/feds-eye-new-line-5-option-no-tunnel-horizontal-drilling/
Feds Eye New Line 5 Option: No Tunnel, Horizontal Drilling - Circle of Blue
Nov 25, 2025 - Overview: Weeks before an anticipated final permitting decision regarding the Line 5 pipeline tunnel project, federal regulators put a new option on the table...
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https://bridgemi.com/michigan-environment-watch/feds-eye-new-option-for-michigan-line-5-no-concrete-tunnel-horizontal-drilling/
Feds eye new option for Michigan Line 5: No concrete tunnel, horizontal drilling - Bridge Michigan
Nov 24, 2025 - As it weighs the fate of Line 5, the US Army Corps of Engineers is quietly pitching a major alternative: Rather than moving the pipeline into a concrete...
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