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Borehole Drill |
  
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Borehole Drill |
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Definition The task of sinking a borehole into the subsurface using a drilling rig. Description The process where a hole is bored into the subsurface with a drill for the purpose of constructing a hole for abstracting or observing groundwater. Why is drilling important? Drilling provides access into the subsurface for information on or use of the groundwater resource.
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