Power to dredge
6.—(1) Without affecting any other powers which may be exercisable by CMAL within the harbour CMAL may, for the purposes of constructing and maintaining the works and of affording access to the works by vessels from time to time deepen, dredge, scour, cleanse, alter and improve the bed, shores and channels of the sea as lie within the limits of the harbour and may use, appropriate or dispose of the materials (other than wreck within the meaning of Section 255 (interpretation) of the 1995 Act), 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 respects the disposal of waste, or
(b)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.