108.—(1) The Department may, for the purpose of or in connection with any of its functions under this Part, dredge—
(a)any land owned by it;
(b)the foreshore and bed of any waters within any limits specified under Article 106(2); and
(c)the foreshore and bed of any other waters over which a road ferry service is provided.
(2) The powers in paragraph (1)(b) and (c) shall not be exercisable in relation to any part of the foreshore or the bed of waters under the management of the Crown Estate Commissioners except with the consent of, and subject to any conditions imposed by, the Crown Estate Commissioners.
(3) The Department shall not deposit material dredged in a place below the level of mean high water springs except—
(a)with the consent of, and subject to any conditions imposed by, the Crown Estate Commissioners; and
(b)in such places and subject to such conditions as the Secretary of State concerned with navigation may determine.
(4) The Department shall not—
(a)exercise its power under paragraph (1)(c); or
(b)deposit any material dredged under paragraph (1),
within the limits within which a harbour authority may exercise its functions without the consent of that harbour authority.