Defence Infrastructure Organisation Thanckes Oil Fuel Depot Loading Facility and Tank Farm Fire Fighting Upgrade Environmental Statement
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+ Defence Infrastructure Organisation Thanckes Oil Fuel Depot Loading Facility and Tank Farm Fire Fighting Upgrade Environmental Statement Volume 2: Main Text Hyder Consulting (UK) Limited 2212959 5th Floor The Pithay All Saints Street Bristol BS1 2NL United Kingdom Tel: +44 (0)117 372 1200 Fax: +44 (0)117 37 www.hyderconsulting.com Defence Infrastructure Organisation Thanckes Oil Fuel Depot Loading Facility and Tank Farm Fire Fighting Upgrade Environmental Statement Volume 2: Main Text Various. Compiled Sarah Author Hart Checker David Hourd Approver James Prescott Report No 5402-UA004737-UE31R-02 Date 13 April 2015 This report has been prepared for Defence Infrastructure Organisation in accordance with the terms and conditions of appointment for PSP Support dated 11 th July 2002. CONTENTS Volume 1: Non-Technical Summary Volume 2: Main Text 1 INTRODUCTION .............................................................................. 1 1.1 Background ...................................................................................... 1 1.2 Site Location ..................................................................................... 1 1.3 Legal Basis Environmental Statement ................................................ 2 1.4 Structure of Environmental Statement ................................................ 4 1.5 Inspection of the Environmental Statement ........................................ 4 2 THE PROJECT ................................................................................. 5 2.1 Project Context ................................................................................. 5 2.2 Need For The Project ........................................................................ 6 2.3 Site Operations and Maintenance ...................................................... 7 2.4 Project Description ............................................................................ 8 2.5 Design Considerations .................................................................... 11 2.6 Indicative Construction Method ........................................................ 12 2.7 Project Programme ......................................................................... 20 2.8 Alternatives Considered .................................................................. 21 3 ENVIRONMENTAL IMPACT ASSESSMENT METHODOLOGY ...... 26 3.1 Introduction ..................................................................................... 26 3.2 Legislation and Guidance ................................................................ 26 3.3 Scoping of Environmental Topics ..................................................... 26 3.4 Environmental Impact Assessment General Methodology ................. 29 3.5 Consultation .................................................................................... 30 3.6 Assessing Cumulative Effects .......................................................... 34 3.7 Other Relevant Consents, Licences and Assessments ..................... 36 4 PLANNING POLICY CONTEXT ...................................................... 39 5 WATER, CONTAMINATION AND SEDIMENT QUALITY ................ 40 5.1 Introduction ..................................................................................... 40 5.2 Regulatory and Policy Framework ................................................... 40 5.3 Methodology ................................................................................... 42 5.4 Description of the Baseline Conditions ............................................. 50 5.5 Design and Mitigation ...................................................................... 61 5.6 Assessment of Effects ..................................................................... 68 Page i 5.7 Cumulative Effects .......................................................................... 69 5.8 Summary ........................................................................................ 70 6 ECOLOGY ...................................................................................... 73 6.1 Introduction ..................................................................................... 73 6.2 Regulatory and Policy Framework ................................................... 73 6.3 Methodology ................................................................................... 80 6.4 Description of the Baseline Conditions ............................................. 87 6.5 Selection of Ecological Receptors .................................................. 111 6.6 Design and Mitigation .................................................................... 116 6.7 Assessment of Effects ................................................................... 130 6.8 Cumulative Effects ........................................................................ 143 6.9 Enhancement measures ................................................................ 144 6.10 Summary ...................................................................................... 144 7 ARCHAELOGY AND CULTURAL HERITAGE ............................... 150 7.1 Introduction ................................................................................... 150 7.2 Regulatory and Policy Framework ................................................. 150 7.3 Methodology ................................................................................. 152 7.4 Description of the Baseline Conditions ........................................... 163 7.5 Design and Mitigation .................................................................... 165 7.6 Assessment of Effects ................................................................... 167 7.7 Summary ...................................................................................... 169 8 NOISE AND VIBRATION .............................................................. 171 8.1 Introduction ................................................................................... 171 8.2 Regulatory and Policy Framework ................................................. 171 8.3 Methodology ................................................................................. 172 8.4 Description of the Baseline Conditions ........................................... 179 8.5 Design and Mitigation .................................................................... 180 8.6 Assessment of Effects ................................................................... 182 8.7 Cumulative Effects ........................................................................ 187 8.8 Summary ...................................................................................... 188 9 LANDSCAPE AND VISUAL IMPACT ASSESSMENT .................... 190 9.1 Introduction ................................................................................... 190 9.2 Regulatory and Policy Framework ................................................. 190 9.3 Methodology ................................................................................. 191 9.4 Description of the Baseline Conditions ........................................... 194 9.5 Design and Mitigation .................................................................... 197 9.6 Assessment of Effects ................................................................... 197 9.7 Cumulative Effects ........................................................................ 200 9.8 Summary ...................................................................................... 200 10 Conclusion .................................................................................... 202 GLOSSARY AND ABBREVIATIONS....................................................... 205 REFERENCES ....................................................................................... 212 Page ii Volume 3: Drawings 1-1 Site Location 1-2 Aerial View of Site Location 1-3 Application Boundary 1-4 Designated Sites within 2.5km study area 2-1a Existing structures sheet 1 of 2 - plans and section 2-1b Existing structures sheet 2 of 2 - overall layout 2-2 General Arrangement drawing 1 2-3 General Arrangement drawing 2 2-4 Setting out details plan 2-5 Berthing pocket 2-6 Jetty Head plan 2-7 Berth pocket relocation 2-8 Navigation Plan 2-9 Proposed tank drenching system 2-10 Fire fighting System Proposed Fire Main Pipe Plan 3-1 Cumulative Effects 5-1 Surface Water Features 5-2 Sediment Sample locations – June 2013 and 1984 borehole locations 5-3 Proposed Jetty borehole location plan 6-1 Phase 1 Habitat Survey 6-2 Designated sites within 5km study area 7-1 Recorded heritage assets 7-2 Location of boreholes taken within and in the vicinity of the site. Data available for numbered boreholes. 7-3 Extract from the 1643 Hollar Seige Map, position approximate 7-4 Extract from a chart dating to 1774 7-5 Extract from 1798 chart of Plymouth Sound 7-6 Extract from 1840 Tithe Map of Anthony 7-7 Extract from 1887 Chart 7-8 Impacts associated with the proposed Development. 7-9 Historic Photographs showing vessels moored in the vicinity of the Site 8-1 Baseline Noise Monitoring Locations 9-1 Zone of theoretical visibility and designated sites within 2.5km study area 9-2 Viewpoints 1 and 2 - Sheet 1 of 4 9-3 Viewpoints 3 and 4 - Sheet 2 of 4 9-4 Viewpoints 5 and 6 - Sheet 3 of 4 9-5 Viewpoints 7 and 8 - Sheet 4 of 4 9-6 Photomontage A (Viewpoint 2) 9-7 Photomontage B (Viewpoint 4) Volume 4: Appendices 1-A Marine Conservation Zone Designation Features 1-B Screening/Scoping Request Letter 1-C Scoping Report 1-D Screening Opinion from Cornwall