Barrow Offshore Windpark

Relief drilling in the East Irish Sea

The presence of hard formations of weathered claystone and siltstone required relief drilling in parts of the wind farm in order to bring the monopiles to target depth. This led to a reduction in the frictional resistance of the 4.75 m diameter monopiles in harder soil layers. However, the compact design of BAUER's Fly Drill made it possible to drill without any connection to the vessel, the jack-up vessel TIV Resolution. The special feature: the use of the 3D (Drive-Drill-Drive) method. All functions were remotely controlled from the deck, supported by our sophisticated b-tronic electronic monitoring, control and recording system.

Facts about the project
Location :

East Irish Sea, UK

Project name :

Barrow Offshore Windpark 

Period :

2005

Foundation type :

Monopile Relief Drilling

Specifics :

30 piles, 30 turbines, 1 OTM

Capacity :

90 MW

Soil hardness :

8 MPa

Water depth :

 20 m

Drilling depth :

> 56 m

In the East Irish Sea

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