art 24 Power to dredge
(1) Subject to the provisions of this Order, the Commissioners may from time to time deepen, dredge, scour, cleanse, alter and improve the bed, shores and channels of the harbour and its approaches, and may blast any rock in that area. (2) Subject to the provisions of this Order, any material (other than any wreck within the meaning of Part 9 of the Merchant Shipping Act 1995 ) from time to time dredged up or removed is the property of the Commissioners who may use, appropriate or dispose it as they think fit. (3) Subject to the provisions of this Order, no dredged materials are to be deposited below the level of high water except in such places and in accordance with such conditions and restrictions as may be approved or prescribed by the Welsh Ministers.