Overview: Weeks before an anticipated final permitting decision regarding the Line 5 pipeline tunnel project, federal ...

A four-mile borehole under the Straits of Mackinac is back on the table as a feasible option to replacing the controversial pipeline.

as the Father of HDD, crossed the Pajaro River in northern California in 1971. Horizontal directional drilling (HDD) has gained popularity in the power delivery industry for undergrounding ...