Horizontal directional drilling (HDD) was introduced in the late 1980s; the process was not an overnight success. Drill manufacturers spent the initial years explaining to skeptical contractors the ...

While breaking and repairing the surface is one approach to adding pipes, cables and lines below a driveway, sidewalk or other surface, that method comes with extra labor, cost and challenges.

In Part 1 we discussed why there is rapid expansion of Horizontal Directional Drilling (HDD) for undergrounding transmission and distribution line; mainly to prevent storm-related and wildfire outages ...