Horizontal Directional Drilling Machines (HDD) Information

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Horizontal directional drilling machines (HDD) are steerable, trenchless drilling rigs for the installation of pipes, conduits, and cables underground in a shallow arc. They are commonly used to install pipes, conduits, and cables below waterways and existing roadways without disturbing the ground above. HDDs are typically heavy-duty vehicles fitted with track drives, operator controls, and drilling machinery.


horizontal directional drilling machines hdd selection guide

An HDD in the field. Image credit: DitchWitch