Issue Date: March/April 2012

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GEOSTRATA, 2012, March/April, 38-45   Horizontal directional drilling (HDD) has been around for over 40 years, yet its application still requires both skill and art. The tooling has advanced significantly even over the past five years, but the process remains the same. Basically, a drill hole is advanced from one point to another using a […]

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Categorized as: Geotechnics