1Construction of barrage etc. and other works
(1)The Cardiff Bay Development Corporation (referred to in this Act as “the Development Corporation”) may in the City of Cardiff and the Borough of the Vale of Glamorgan, in the County of South Glamorgan, execute the works specified in Schedule 1 to this Act, being the construction of—
(a)a barrage across the mouth of Cardiff Bay, with an outer harbour, and
(b)certain associated structures.
(2)The Development Corporation may also—
(a)maintain, and
(b)(where appropriate) alter, replace or re-lay,
anything constructed under subsection (1) above.
(3)Subject to subsection (4) below, works authorised by subsection (1) or (2) above shall be executed in the lines or situations shown on the deposited plans and according to the levels shown on the deposited sections.
(4)The Development Corporation may—
(a)deviate laterally from the lines or situations shown on the deposited plans to any extent within the limits of deviation, and
(b)deviate vertically from the levels shown on the deposited sections to any extent not exceeding three metres upwards and to any extent downwards.
(5)The Development Corporation may, within the limits of deviation or elsewhere within the inland bay, execute any building or other construction works (including installing any apparatus and providing, or securing the provision of, any services) which may be necessary or expedient for the purposes of, in connection with or in consequence of the works authorised by subsections (1) and (2) above.
(6)In this Act “the inland bay” means the area bounded—
(a)by the seaward face of the barrage or, before the barrage is completed, by the line of construction of the seaward face of the barrage as planned at the commencement of its construction, and
(b)otherwise by the inner edge of the line shown coloured pink on the inland bay map;
and in this subsection “the inland bay map” means the map marked “Inland Bay Map” which was deposited in November 1991 in connection with the Cardiff Bay Barrage Bill in the office of the Clerk of the Parliaments and the Private Bill Office of the House of Commons.