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Geotechnical Drilling

We use a wide range of drilling, soil sampling, and in-situ sampling techniques to provide data for engineering and design. 

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Geotechnical Drilling Technologies

  • Air Knife Vacuum Truck

  • Direct Push

  • Hollow Stem Auger, Mud Rotary and Core

  • Limited Access

  • Self-Contained Decontamination System

  • Sonic


  • Soil, rock and diamond coring

  • Vertical and angle drilling

  • 140 lb. and 300 lb. auto hammers with SPT energy calibrations

  • Instrumentation boreholes

  • Utility and surface settlement

  • Dewatering wells

  • Seismic casings

  • Groundwater monitoring wells

  • Pump test wells

Instrumentation Installation

  • Slope inclinometer casing

  • Sondex settlement casing

  • Anodes

  • Cathodic protection

  • Extensometers

  • Standpipe piezometers

  • Vibrating wire transducers

  • Vibrating wire piezometers (VWP)


  • SPT 1.5 inch – 3 inch

  • Dames & Moore sampler

  • Shelby tube

  • Osterburg and Pitcher barrel sampling

  • Overwater drilling and sampling

Our Projects

See Our Rigs In Action.

Baker Dam 4
Baker Dam 4

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Barge 2_edited
Barge 2_edited

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Baker Dam 4
Baker Dam 4

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