Offshore WindForce

DECO was responsible for the Cleaning, the Dredging & relief Drilling, ROV and the Cutting & Lifting Services at the Wikinger OWF field in the Baltic Sea.

 

DECO Cleaning Services 

Project scope 

  • Internal pile cleaning before grouting operations 
  • Cleaning height: 5-7m 
  • Soft soil dredging possible

 

DECO Dredging & Relief Drilling Services

Project scope 

  • Soil plug removal after pile driving (sand, granular material, up to very stiff clay and mearl) 
  • Internal pile cleaning Relief drilling through 12 piles in limestone
  • Internal pile cleaning
  • Relief drilling through 12 piles in limestone 
  • Unexpected relief drilling at various locations (granular material, boulders, limestone, mearl,...) 
  • supporting ROV works

 

DECO Cutting Services

Project scope 

  • Cut and lift 35 pile sections (pile diameter  2700, WT 50mm) in the  Wikinger OWF field
  • AWJ Cutting and lifting tool

 

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