Drilling services

Thijssen Drilling Company

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Geological investigation and Soil mechanics:

Onshore and offshore drilling for civel engineering contracts:

  • Percussion drilling.
  • Manual 60mm – 150mm.
  • Mechanical 178mm – 419mm.
  • Large diameter boreholes (maz diameter 1m.)
  • to a depth up to 500m.
  • Core drilling to a depth up to 500m.     

Soil testing:

  • Continues sampling.
  • Undisturbed sampling in various diameters.
  • Vane shear test.
  • SPT test.
  • Cone test.
  • Pressiometer test.
  • Permeability test.
  • Cone penetration test (mechanical or electrical).