Mariners are reminded that maintenance work is continuing on one of the export cables from the Gwynt y Môr Offshore Wind Farm close to the shore near to Abergele in North Wales. A Notice to Mariners for this work can be downloaded here and is summarised below.
Nature of Operations
The repair operations is being carried out by the jack up barges Haven Seariser and Haven Seaseven. The barges will be stationary during the repair operations and will be supported by several other vessels. The barges will be located close to the repair location:-
- Repair location: 053° 18.1588’N 003° 34.4364’W
The Haven Seaseven was positioned on the 2nd of August and the Haven Seariser 4 is due to be positioned on the 10th of August. These vessels are scheduled to remain on site for up to 10 days. The support vessel Green Isle is due to remain on site until the end of August / early September. These dates are subject to weather and sea conditions.
Vessel details
The vessels carrying out this repair work are listed below. Information about each vessel including their current location can be found at the Marine Traffic website using the links below:-
- Haven Seariser 4: Jack Up Barge | Call sign 2HF04
- Haven Seaseven: Jack Up Barge | Call sign 21Xv7
- Green Isle: Tug | Call sign 2IAV3
- CRC Gladiator: Crew Transfer Vessel | Call sign 2IUR3
- Voe Viking: Multicat | Call sign MHWM4
- Duchess: Tug | Call sign MITY4
- Supporting RIBs
All vessels will display the prescribed lights and signals for operations and will monitor VHF Channel 12 & 16 at all times.
Other vessels are requested to pass at a safe speed and maintain a wide berth of at least 500m distance and to be aware of the 3 moorings and wires that run from them to the vessel.
Further details about the vessels are given in the Notice to Mariners which can be downloaded here.
In addtion to the works at sea, an onshore beach compound will be set up for the duration of the repair. This area will be partly fenced off and security will be on site to ensure the safety of the general public.
Notices to Mariners
The Notices to Mariners currently issued for this repair work are listed below:-
- Temporary moorings – this notice was issued in early August 2024. It provides details about two temporary moorings that have been installed for support vessels to use during August 2024. A summary of the Notice can be accessed here.
- Repair works – this notice was issued in July 2024 and provides details of the location of repair works that are due to be carried out on the export cable during July-August 2024. A summary of the original Notice can be accessed here. The information provided above is an update to that original Notice.
- Preparatory works – this notice was issued in July 2024 and provides detail about preparatory works, including the installation of mooring clumps. A summary of the Notice can be accessed here.
Please contact Jim Andrews, Fishery Liaison Officer by e-mail or phone (+44(0)7908-225865) if you have any queries or concerns about this notice.