TenneT Issues UXO Consultancy Services Call

Dutch transmission system operator TenneT TSO B.V. has issued a tender seeking unexploded ordnance (UXO) consultancy services covering zones in the Dutch North Sea identified in the Offshore Wind Energy Roadmap 2030.


As the designated offshore grid operator for the future wind farms, TenneT is responsible for the engineering, procurement, installation, construction, and operation of the connections between the offshore wind farms, through converter platforms, to the onshore network.

The tender covers six offshore wind zones, the 700MW Hollandse Kust Noord, the 700MW Hollandse Kust (west) Alpha, the 700MW Hollandse Kust (west) Beta, the 700MW Ten noorden van de Waddeneilanden, the 2GW IJmuiden Ver Alpha, and the 2GW IJmuiden Ver Beta.

The tender will remain open until 31 October. The contract will have a duration of ten years and will run from 2 December 2019 to 3 December 2029.

The Offshore Wind Energy Roadmap 2030 sets out plans for the development of additional 7GW of offshore wind capacity in the Dutch North Sea between 2024 and 2030.

The tenders for the new wind farm zones will be opened from 2021 onward, starting with the Holland Kust (west) zones.