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Shaft construction

  • shaft sinking
  • freeze shafts
  • shaft renovation
  • shaft maintenance
  • pack building
  • underground plant installation

Shaft boring

  • shaft drilling
  • excavation of insets
  • bunker construction
  • excavation of shaft-zone cavities

Drilling

  • exploratory drilling surface and underground
  • freeze drilling
  • directional drilling
  • high-tech drilling projects
  • large-hole drilling
  • raise boring

Special drilling projects for

  • coal mines
  • potash and salt mines
  • ore mines
  • other mining sectors
  • geothermal drilling projects
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