7.—(1) The Company may, for the purposes of constructing and maintaining the works and of affording access to the port by vessels from time to time deepen, dredge, scour, cleanse, alter and improve so much of the bed, shores and channels of Loch Ryan as lie within the port limits and within the approaches and the channels leading to those limits and may blast any rock in the area so described and may use, appropriate or dispose of the materials (other than wreck within the meaning of section 255 of the Merchant Shipping Act 1995 (interpretation)(1)), from time to time dredged by it.
(2) The Company shall not lay down or deposit such materials in any place below the level of high water otherwise than in such position and under such conditions and restrictions as may be approved or prescribed by the Scottish Ministers.