EAST SUFFOLK COUNCIL AND SUFFOLK COUNTY COUNCIL JOINT LOCAL IMPACT REPORT Sizewell C Nuclear Power Station Planning Inspectorate’s Reference: EN010012 East Suffolk Council URN: 20026200 Suffolk County Council URN: 20026012 May 2021 SIZEWELL C EAST SUFFOLK COUNCIL AND SUFFOLK COUNTY COUNCIL JOINT LOCAL IMPACT REPORT Contents Contents ........................................................................................................ 2 Index of tables ............................................................................................. 11 Overview ..................................................................................................... 13 1. Terms of reference ...................................................................................................... 13 Introduction .................................................................................................................................. 13 Purpose and structure of this report ............................................................................................ 14 Sizewell B Relocated Facilities....................................................................................................... 16 2. Description of the area ................................................................................................ 17 Natural and Built Environment ..................................................................................................... 17 Economic background ................................................................................................................... 19 Social and Demographic................................................................................................................ 20 Transport ....................................................................................................................................... 21 Comparison with Hinkley Point C .................................................................................................. 22 Other relevant developments in the area .................................................................................... 23 3. National policy and principle of development .............................................................. 24 4. Statutory development plans ...................................................................................... 27 Suffolk Coastal Local Plan ............................................................................................................. 27 Suffolk County Council Minerals and Waste Local Plan ................................................................ 28 Neighbourhood Plans.................................................................................................................... 29 5. Other relevant local policy ........................................................................................... 30 Impacts by issue .......................................................................................... 39 6. Landscape and Visual Impact Assessment (Lead authorities ESC and SCC) ..................... 39 Summary ....................................................................................................................................... 39 Policy context ................................................................................................................................ 43 Construction Phase impacts – Main Development Site ................................................................ 46 Operational phase impacts – Main Development Site ................................................................. 49 Associated Developments impacts – permanent highway schemes ............................................ 56 Associated Developments impacts – temporary schemes ........................................................... 58 Required mitigation ...................................................................................................................... 59 Requirements and obligations ...................................................................................................... 60 7. Impacts on the AONB (Lead Authorities SCC and ESC) ................................................... 61 Summary ....................................................................................................................................... 61 Policy context ................................................................................................................................ 64 2 SIZEWELL C EAST SUFFOLK COUNCIL AND SUFFOLK COUNTY COUNCIL JOINT LOCAL IMPACT REPORT Construction and operation phase impacts .................................................................................. 64 Required mitigation / requirements and obligations ................................................................... 66 8. Ecology and biodiversity (Lead authorities ESC and SCC) ............................................... 67 Summary ....................................................................................................................................... 67 Policy context ................................................................................................................................ 78 Main Development site impacts ................................................................................................... 80 Associated Development Site impacts ........................................................................................ 100 Required mitigation (Main Development and Associated Development sites) ......................... 108 Requirements and obligations .................................................................................................... 111 9. Soils and Agriculture (Lead authority ESC) .................................................................. 116 Summary ..................................................................................................................................... 116 Policy context .............................................................................................................................. 118 Impacts of the proposals ............................................................................................................. 119 Contaminated land ..................................................................................................................... 121 Requirements and obligations .................................................................................................... 122 10. Minerals and Waste (Lead authority SCC) ................................................................... 122 Summary ..................................................................................................................................... 122 Policy context .............................................................................................................................. 124 Context ........................................................................................................................................ 127 Construction phase impacts........................................................................................................ 127 Operational Phase ....................................................................................................................... 130 Required mitigation .................................................................................................................... 130 11. Coastal Change / Geomorphology (Lead authority ESC) .............................................. 131 Summary ..................................................................................................................................... 131 Policy context .............................................................................................................................. 137 Other Relevant Local Policy ........................................................................................................ 138 Context ........................................................................................................................................ 140 Construction and Operation Impacts .......................................................................................... 148 Required mitigation and monitoring .......................................................................................... 151 Requirements / Obligations ........................................................................................................ 151 12. Historic Environment (Lead authority ESC) ................................................................. 152 Summary ..................................................................................................................................... 152 Policy context .............................................................................................................................. 157 Main Development Site – construction phase impacts .............................................................. 158 Main Development Site – Operational phase impacts ............................................................... 161 Associated Development sites impacts (construction and operation) ....................................... 162 3 SIZEWELL C EAST SUFFOLK COUNCIL AND SUFFOLK COUNTY COUNCIL JOINT LOCAL IMPACT REPORT 13. Archaeology (Lead authority SCC) .............................................................................