Historic Environment
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Hornsea Project Four: Preliminary Environmental Information Report (PEIR) Volume 3, Chapter 5: Historic Environment Prepared Royal HaskoningDHV, July 2019 Checked Anisha Lakhani, Orsted, 02 July 2019 Accepted Thomas Watts, Orsted, 09 July 2019 Approved Julian Carolan, Orsted, 23 July 2019 A3.5 Version A Table of Contents 5.1 Introduction ........................................................................................................................................... 6 5.2 Purpose ................................................................................................................................................... 6 5.3 Planning and Policy Context ............................................................................................................. 7 5.4 Consultation ....................................................................................................................................... 13 5.5 Study area ........................................................................................................................................... 22 5.6 Methodology to inform baseline ................................................................................................... 23 5.7 Baseline environment ...................................................................................................................... 27 5.8 Project basis for assessment .......................................................................................................... 43 5.9 Maximum Design Scenario .............................................................................................................. 48 5.10 Assessment methodology .............................................................................................................. 54 5.11 Impact assessment ........................................................................................................................... 57 5.12 Cumulative effect assessment (CEA) ........................................................................................... 96 5.13 Transboundary effects .................................................................................................................. 104 5.14 Inter-related effects ....................................................................................................................... 104 5.15 Conclusion and summary .............................................................................................................. 106 5.16 References ........................................................................................................................................ 112 List of Tables Table 5.1: Summary of NPS EN-1 and EN-3 provisions relevant to the historic environment. ................8 Table 5.2: Summary of NPS EN-1 policy on decision making relevant to the historic environment. .. 10 Table 5.3: Consultation Responses. .................................................................................................................... 13 Table 5.4: Historic environment baseline studies and resulting reports undertaken for Hornsea Four to date. ........................................................................................................................................................................ 23 Table 5.5: Hornsea Four Key Heritage Assets. ................................................................................................. 37 Table 5.6: Historic Environment Impact Register. ............................................................................................ 44 Table 5.7: Relevant Historic Environment Commitments. ............................................................................ 45 Table 5.8: Maximum design scenario for impacts on the historic environment. ...................................... 49 Table 5.9: Definition of terms relating to receptor sensitivity (Heritage Importance). .......................... 55 Table 5.10: Definition of terms relating to magnitude of an impact. ......................................................... 56 Table 5.11: Matrix used for the assessment of the significance of the effect. ......................................... 56 Table 5.12: Stages and activities involved in the CEA process .................................................................... 97 Table 5.13: Potential Cumulative Effects .......................................................................................................... 98 Table 5.14: Project Screening for CEA ..............................................................................................................100 Table 5.15: Inter-related effects assessment on the historic environment. ............................................104 Table 5.16: Summary of potential impacts assessed for the historic environment. .............................107 A3.5 Pages 1/113 Version A List of Figures Figure 5.1 : Priority Geophysical Survey Areas Undertaken During the PEIR stage. ............................... 33 Figure 5.2: Heritage Assets identified as 'key’ to Hornsea Four. ................................................................... 41 Figure 5.3: Key Heritage Assets near to the OnSS . ......................................................................................... 74 Figure 5.4: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 1 of 21)................... 75 Figure 5.5: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 2 of 21)................... 76 Figure 5.6: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 3 of 21)................... 77 Figure 5.7: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 4 of 21)................... 78 Figure 5.8: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 5 of 21)................... 79 Figure 5.9: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 6 of 21)................... 80 Figure 5.10: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 7 of 21). ............... 81 Figure 5.11: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 8 of 21). ............... 82 Figure 5.12: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 9 of 21). ............... 83 Figure 5.13: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 10 of 21). ............. 84 Figure 5.14: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 11 of 21). ............. 85 Figure 5.15: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 12 of 21). ............. 86 Figure 5.16: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 13 of 21). ............. 87 Figure 5.17: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 14 of 21). ............. 88 Figure 5.18: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 15 of 21). ............. 89 Figure 5.19: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 16 of 21). ............. 90 Figure 5.20: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 17 of 21). ............. 91 Figure 5.21: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 18 of 21). ............. 92 Figure 5.22: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 19 of 21). ............. 93 Figure 5.23: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 20 of 21). ............. 94 Figure 5.24: Heritage Assets Identified as Key to Hornsea Four Study Area (Sheet 21 of 21). ............. 95 Annexes Annex Heading 5.1 Historic Environment Desk-Based Assessment 5.2 Aerial Photographic and Lidar Assessment (Interim Report) Technical Report 5.3 Priority Archaeological Geophysical Survey 5.4 Geoarchaeological Desk-Based Assessment A3.5 Pages 2/113 Version A Glossary Term Definition Commitment A term used interchangeably with mitigation. Commitments are Embedded Mitigation Measures. Commitments are either Primary (Design) or Tertiary (Inherent) and embedded within the assessment at the relevant point in the EIA (e.g. at Scoping or PEIR). The purpose of Commitments is to reduce and/or eliminate Likely Significant Effects (LSE's), in EIA terms. Cumulative effects The combined effect of Hornsea Four in combination with the effects from a number of different projects, on the same single receptor/resource. Cumulative impacts are those that result from changes caused by other past, present or reasonably foreseeable actions together with Hornsea Project Four. Design Envelope A description of the range of possible elements that make up the Hornsea Project Four design options under consideration, as set out in detail in the project description. This envelope is used to define Hornsea Project Four for Environmental Impact Assessment (EIA) purposes when the exact engineering parameters are not yet known. This is also often referred to as the “Rochdale Envelope” approach. Development Consent An order made under the Planning Act 2008 granting development consent Order (DCO) for one or more Nationally Significant Infrastructure Projects (NSIP). Effect Term used to express the consequence of an impact. The significance of an effect is determined by correlating the magnitude of the impact with the importance, or sensitivity, of the receptor or resource in accordance with defined significance criteria. Energy balancing The onshore substation includes energy balancing Infrastructure. These infrastructure