Securing and rehabilitation of mining cavities

BuM offers backfill and strengthening methods for unstable areas and cavities:

  • level-based injections using the high pressure method
  • backfill using the low pressure method
  • unpressurised backfill using the continuous-flow mixing process


Featured project

Building project:
Subsidence rehabilition “Am Dreisch”, 44269 Dortmund

Drilling operations, backfill and grouting works, data controlled monitoring of residential buildings