Cardiff Bay Barrage Act 1993

2 (1) The licence shall be taken to require—

(a) that, except in case of emergency, no relevant work or operation be commenced unless—

(i) full details of the work or operation have been submitted to the National Rivers Authority,

(ii) the details have been approved by the National Rivers Authority,

(iii) reasonable notice of the date and time when the work or operation is to be commenced has been given to the National Rivers Authority, and

(iv) a copy of any plans or sections sent to the Secretary of State for the purposes of paragraph 7 of Schedule 2 to this Act, and (on any such plans or sections being approved by the Secretary of State) a copy of the approval and of any conditions or restrictions imposed by the Secretary of State under that paragraph, have been sent to the National Rivers Authority,

(b) that, where any relevant work or operation is carried out in case of emergency, the Development Corporation submit to the National Rivers Authority—

(i) before beginning the work or operation, such details of the work or operation as it is reasonably practicable to submit, and

(ii) as soon as possible afterwards, full details of the work or operation,

(c) that, subject to paragraph 7 of Schedule 2 to this Act, any relevant work or operation be carried out in accordance with the details submitted to the National Rivers Authority,

(d) that the Development Corporation, in carrying out any relevant work or operation, comply with any requirements which the National Rivers Authority may reasonably impose as conditions of their approval, or (in case of emergency) on receipt of any details required to be given by paragraph (b) above, in order—

(i) to protect the quality of water in the inland bay by ensuring that it meets or continues to meet the relevant standard,

(ii) to prevent or alleviate flooding, or

(iii) to protect fish in the inland bay or allow the passage of migratory fish to or from the inland bay, and

(e) that the Development Corporation allow the National Rivers Authority access at all reasonable times for the purpose of inspecting any relevant work or operation.

(2) In this paragraph “relevant work or operation” means the construction of the barrage or any other work or operation authorised by section 1 of this Act, or Schedule 2 to this Act, which—

(a) may affect the bed or banks of any watercourse, or

(b) may affect the quality of water, or obstruct the passage of fish, in any watercourse.

(3) For the purposes of sub-paragraph (1)(d)(i) above, whether the quality of water meets the relevant standard shall be determined as for the purposes of section 8 of this Act.