Because of lawsuits, regulatory actions by Pennsylvania, and (most relevant) delays from problematic underground geology near Philadelphia, the Mariner East 2 and 2X pipelines, being laid side by side, will temporarily use a 12-inch pipeline near Philadelphia already in the ground but no longer in use to patch together and complete the ME2 and 2X project.
Because of lawsuits, regulatory actions by Pennsylvania, and (most relevant) delays from problematic underground geology near Philadelphia, the Mariner East 2 and 2X pipelines, being laid side by side, will temporarily use a 12-inch pipeline near Philadelphia already in the ground but no longer in use to patch together and complete the ME2 and 2X project.