7.—(1) No stage of the authorised development must commence until written details of all proposed permanent and temporary fences, walls or other means of enclosure within the Order limits have, after consultation with the relevant planning authority, been submitted to and approved by the relevant planning authority in relation to that stage.
(2) Any fences, walls or other means of enclosure approved in accordance with sub-paragraph (1) must remain secure during construction of the authorised development, in accordance with the approved details, unless otherwise approved in writing by the relevant planning authority.
(3) Any temporary fencing must be removed on completion of the construction of the authorised development.