11.—(1) Proposals for the additional investigation of potential hotspots, implementation of mitigation measures and monitoring requirements identified in the Environmental Statement Volume 3 Specialist Technical Report 11 at paragraph 1.8 concerning existing land (and groundwater) quality, prevention of future contamination and materials management within the authorised development must be incorporated into the Environmental Design Management Plan required under the CR-E in accordance with requirement 8 (Construction Requirements-Environment).
(2) In the event that previously unidentified contamination (to land or groundwater) is encountered whilst carrying out the authorised development, it must be reported in writing immediately to the relevant planning authority and a risk assessment of the contamination completed in accordance with the Environment Agency’s ‘Model Procedures for the Management of Land Contamination, CLR 11’.
(3) Should localised remediation be required as a result of either identified or previously unidentified land or groundwater contamination, an Implementation Plan must be submitted to and approved by the relevant planning authority, including a detailed description of the nature and method of implementation of the selected remedial options, and justification for the selection of those remedial options, in accordance with the Environment Agency’s ‘Model Procedures for the Management of Land Contamination, CLR 11’. Remediation must be carried out in accordance with the approved Implementation Plan.
(4) On completion of the authorised development, the findings of any additional risk assessments and the details of any remedial works completed whilst carrying out the authorised development must be submitted to and approved by the relevant planning authority within a Verification Report in accordance with the Environment Agency’s ‘Model Procedures for the Management of Land Contamination, CLR 11’.