Power to dredge
8.—(1) Without prejudice to any other powers which may be exercisable by the Authority within the harbour, the Authority may, for the purposes of constructing and maintaining the works, the existing works or the harbour undertaking, and of affording access to the works, the existing works and the harbour undertaking by vessels, from time to time deepen, dredge, scour, cleanse, alter and improve so much of the bed, shores and channels of the harbour as lie within the limits of the harbour and within the approaches and the channels leading to those limits 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 Part IX of the Merchant Shipping Act 1995), from time to time dredged by them.
(2) No such materials shall be laid down or deposited—
(a)in contravention of the provisions of any enactment as respect to the disposal of waste; or
(b)in any place below the level of high water otherwise than in such a position and under such conditions and restrictions as may be approved or prescribed by the Scottish Ministers.
(3) The Authority shall not blast any rock except with the consent of the Scottish Ministers, and in accordance with any conditions and restrictions imposed by the Scottish Ministers before blasting operations have begun or while blasting operations are still in progress.