1. No category

Notice to Mariners
Notice to Mariner No :
Date of Issue :
Title :
KFE002-2015
21st April 2015
Cable Laying Barges “Installer and Nostag 10”
Please be advised that Bohlen Doyen Cable Lay Barges the Installer and Nostag 10, on behalf of
Vattenfall, will be finishing all pre-lay jetting along the export and inter-array cable route areas of the
Kentish Flats Extension Offshore Wind Farm, approximately 8.5 to 13 km north of Herne Bay and
Whitstable in Kent.
The work is being executed to prepare the seabed for the burial of the cable. Cable laying and burial
will start on the completion of the jetting and mattress laying. As part of this work, mattresses will also
be laid over the cable crossings to protect the existing Kentish Flats Offshore Wind Farm and London
Array cables.
The pre-lay jetting run, mattress laying, inter-array and export cable laying and cable burial will take
place from 11th May, beginning with the inter-array cable on commencement of favourable sea
conditions and will continue until the end of August, weather permitting.
Vessel: INSTALLER
Installer Cable Lay Barge has a length of 81.60m and breadth of 22.00m. The Installer is equipped with
two hydraulic spuds, a five point mooring system and two 360° Schottel rudder propeller drives for
positioning and will be laying the Export Cable.
The pre-lay trenching works will be carried out using a number of tools, including a Vertical Injector and
Vibrosword The on-board crawler crane will deploy both tools on the side of the barge while they are
fixed in position.
Vessel: NOSTAG 10
Nostag 10 Cable Lay Barge has a length of 91.50m and breadth of 27.50. Will be laying the Array
Cable
Tug Boats: BOMMEL – Working with Installer
BARNEY – Working with Installer
TORSTEN – Working with Nostag 10
BOMMEL
TORSTEN
BARNEY
COORDINATES OF SITE AREA:
Latitude
Longitude
51°27.9827'N
51°28.1100'N
51°26.8200'N
51°27.1400'N
51°26.8089'N
51°26.7384'N
51°26.5159'N
51°22.5786'N
51°22.3434'N
51°22.3302'N
51°22.3320'N
51°22.5614'N
51°26.4380'N
51°26.2914'N
51°26.3619'N
51°26.8253'N
51°27.9827'N
01°01.9648'E
01°03.2300'E
01°04.8500'E
01°08.0400'E
01°08.4554'E
01°08.5439'E
01°06.3250'E
01°06.2214'E
01°05.9802'E
01°05.9802'E
01°05.9376'E
01°05.4451'E
01°05.5475'E
01°04.0895'E
01°04.0010'E
01°03.4192'E
01°01.9648'E
Enquiries regarding this notice should be directed to the Marine Coordinator :
Kentish Flats Extension
Marine Coordinator
Military Road
Ramsgate
Kent
CT13 0JS
Email :
Landline :
Mobile :
[email protected]
01843 423101
07815 000514