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Influence of Geotechnical Engineering Investigation on the Construction of Horizontal Directional Drilling

Influence of Geotechnical Engineering Investigation on the Construction of Horizontal Directional Drilling

The horizontal directional drilling method is a technique that uses drilling equipment installed on the ground to drill into the formation at a small incident angle relative to the ground to form a pilot hole, and then expand the pilot hole to the required size and lay the pipeline. Compared with other non-excavation technologies, horizontal directional drilling technology has the …

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