6.—(1) Construction of the link road must not take place in any area identified by the environmental statement as requiring land contamination investigation until such an investigation has been carried out in accordance with the methodology set out in the environmental statement.
(2) In the event that contaminated materials are identified by an investigation or found at any time when carrying out the authorised development, it must be reported immediately in writing to the relevant planning authority and the undertaker must complete a risk assessment of the contamination.
(3) Where the relevant planning authority determine that remediation is necessary, a written scheme and programme for the remedial measures to be taken to render the land fit for its intended purpose, must be submitted to and approved in writing by the relevant planning authority.
(4) The approved scheme must include details of data to be collected in order to demonstrate that the remediation measures have been implemented successfully and details of requirements for longer-term monitoring of pollution linkages, maintenance and arrangements for contingency action.
(5) Remediation must be carried out in accordance with the approved scheme or any amended scheme approved in writing by the relevant planning authority.
(6) If remediation is required at any time during construction of the authorised development, no part of the authorised development is to be opened for public use until a verification report demonstrating completion of remediation in accordance with the approved scheme has been submitted to and approved in writing by the relevant planning authority.
(7) The verification report must include results of sampling and monitoring carried out in accordance with the approved scheme.
(8) The verification report must include any plan for longer-term monitoring of pollution linkages, maintenance and arrangements for contingency action as may be required by the approved scheme, and the plan, or any amended plan approved in writing by the relevant planning authority, must be implemented as approved.