Geotechnical Drilling Capabilities

Currently our firm has six (6) drilling crews on active duty for geotechnical and environmental drilling. Our drillers are well experienced and have capabilities of hollow stem auger drilling, wireline rock coring, air hammer drilling and tricone bit mud rotary drilling, NW/HW casing advancer system, among other techniques.

Drilling Rigs

  • CME 55 (5 rigs)
  • CME 45 (1 rig)
  • Mobile Drill B61 HDX truck mounted
  • Ingersoll-Rand T4 (2 rigs) (Air Drilling Rigs)-Deep Wells
  • Geoprobe Model 7720- Track Mounted DPT
  • Geoprobe Model 5400

Drilling and Subsurface Soil/Rock Sampling

  • Deep Hollow Stem Auger Borings with soil sampling (Auger Sizes-ID: 2.25, 3.25, 4.25, 6.25 & 8.25 inches).
  • Diamond bit wireline rock coring (NQ, HQ & PQ size)
  • Rotary Wash Boring with Casing
  • HW and NW Casing Advancer System
  • Deep Mud Rotary Drilling
  • Air drilling with down the hole hammer for deep boreholes in rock.
  • Soil/Rock anchor drilling and installation

Field Testing Services

In-Situ Geotechnical Investigation Tests

  • Standard Penetration Testing (SPT)
  • Cone Penetration Testing (CPT)-Seismic and Piezocone Capabilities
  • Pressuremeter
  • Borehole Packer Testing