# The Hornsea Four Offshore Wind Farm Order 2023, Paragraph 4: Maintenance of the authorised development

Extent: E+W+S

(1) The undertaker may at any time maintain the authorised development, except to the extent that this licence or an agreement made under this licence provides otherwise.
(2) Maintenance works include but are not limited to—
(a) offshore electrical installation component replacement;
(b) offshore electrical installation painting and applying other coatings;
(c) bird waste and marine growth removal;
(d) cable remedial burial;
(e) cable repairs and replacement;
(f) cable protection replenishment for a maximum of ten years post construction;
(g) access ladder and boat landing replacement;
(h) replacement of offshore electrical installation anodes; and
(i) J-tube repair/replacement.
(3) In undertaking activities under condition 4(2)(f), the undertaker must not reduce water depth by more than 5% unless agreed with the MMO in writing.
(4) An operation and maintenance plan substantially in accordance with the outline offshore operations and maintenance plan shall be submitted to the MMO for approval in consultation with the relevant SNCB at least six months prior to the commencement of the operation of the licensed activities. All operation and maintenance activities shall be carried out in accordance with the approved plan.

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Source: https://www.legislation.gov.uk/uksi/2023/800/schedule/12/part/2/paragraph/4 (the official version)
Page: https://openlegislation.uk/hornsea-four-offshore-wind-farm-order-2023/schedule-12/part-2/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.