• Pumping industrial waste; extraction of slag, forge scale, cal-cines, sludge, setting sludge, petroleum and tar residues
  • Thermal Power plants – Ash pits
  • Construction and public works
  • Inert wash sludge
  • Marble dust
  • All types of effluent with solids in suspension
  • Sewage
  • De-watering
Steel Mill Decanting Pond
Sand Extraction

Dredging, Sand & Gravel

  • Sand extraction and transport
  • Sand and gravel mining
  • Dredging harbors and marinas
  • Port maintenance
  • Dredging of canals and harbors
  • Clean-up of rivers, lakes and lagoons
  • Dam dredging
  • Beach reclamation
  • Heavy soils


  • Mining and tailings reclamation
  • Clean-up of setting tanks
  • Extraction of coal, minerals and sand
Tailings Reclamation in Mines
Harbor Dredging


  • Underwater work
  • Ecological recovery
  • Clean-up of locks
  • Emptying of caissons and bulkheads
  • Barge transfer