Potential Impact Construction


Impacts upon the burial of existing cables and pipelines


Interference and damage to sub-sea cables and pipelines


Disruption to aggregate extraction activity


Disruption to Oil and gas Activity


Disruption to Ministry of Defence Activities


Disturbance of unexploded ordnance


Decommissioning


Interference and damage to sub-sea cables and pipelines


Disturbance of unexploded ordnance


Sub-sea cables and pipelines


Construction workers and equipment


High N/A Negligible N/A Minor adverse Medium risk N/A See section 18.7.1.7 Minor low Risk


Receptor


Sub-sea cables and pipelines


Sub-sea cables and pipelines


Aggregate dredging companies


Oil and gas developers


MOD


Construction workers and equipment


Sensitivity Negligible High Negligible Medium Medium N/A


Magnitude Negligible Negligible Negligible Negligible No change N/A


Significance Negligible Minor adverse Negligible


Mitigation N/A N/A N/A Minor Adverse N/A No impact Negligible risk N/A See section 18.7.1.7


Residual Impact Negligible Minor adverse Negligible Minor Adverse No impact Negligible risk


Preliminary Environmental Information May 2014


East Anglia THREE Offshore Windfarm


Appendix 30.1 Summary Tables Page 44


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