Southam Quarry Extension
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Southam Quarry Extension Environmental Impact Assessment Volume 1 Environmental Statement WYG Ref: A050564 July 2010 ENVIRONMENTAL STATEMENT VOLUME 1 SOUTHAM QUARRY EXTENSION Document verification Client: Cemex UK Limited Project: Southam Quarry Job no. A050564 Document title: Environmental Statement Status: Final Date: 09 July 2010 Ref A050564 V4 ES July 2010 21 Park Place, Cardiff CF10 3DQ, GB Tel: +44 (0)29 2072 9000 Fax: +44 (0)29 2039 5965 www.wyg.com Contents 1.0 INTRODUCTION 1 1.1 The Planning Application 1 1.2 The Applicant Company 1 1.3 Planning Context 1 1.4 The Application Site 2 1.5 Planning History 2 1.6 Summary of the Proposed Development 5 1.7 The Environmental Statement 5 1.8 Format of the ES 6 1.9 Submitted Documents 6 1.10 Community Information Initiative 6 PART I 9 BASELINE STUDIES 9 2.0 THE SITE AND ITS SURROUNDINGS 11 2.1 The Existing Landscape 11 2.1.1 Introduction 11 2.1.2 Published landscape assessment 11 2.1.3 Landscape appraisal 12 2.1.4 Ability to accommodate change – landscape sensitivity 14 2.1.5 Zone of Theoretical Visibility (ZTV) 14 2.1.6 Visual amenity 15 2.1.7 Ability to accommodate change - sensitivity 16 2.1.8 Landscape Designations 16 2.2 Ecology 17 2.2.1 Introduction 17 2.2.2 Background Data 17 2.2.3 Survey Methodology 18 2.2.4 Baseline Ecological Survey: Results 21 2.3 Soils and Land Classification 27 2.3.1 Survey 27 2.3.2 Soils 27 2.3.3 Agricultural land classification 27 2.4 Geology 27 2.4.1 Introduction 27 2.4.2 Bedrock Geology 28 2.4.3 Operational Units 28 2.4.4 Chemical Analysis and Blend Optimisation 28 2.4.5 Reserves and ‘useful’ reserves 29 2.5 Hydrology and Hydrogeology 31 2.5.1 Geology 31 2.5.2 Hydrology 32 2.5.3 Hydrogeology 35 2.5.4 Discharge Consents 40 2.5.5 Quarry water management 40 2.5.6 Potential receptors 43 2.5.7 Conceptual model 44 A050564 Final iii WYG Planning & Design Contents 2.6 Cultural Heritage 45 2.6.1 Introduction 45 2.6.2 Known Archaeology 45 2.6.3 Historical and cartographic evidence and industrial archaeology 46 2.6.4 Field Evaluation: Spiers Farm Quarry Phases 1 and 2 47 2.7 Baseline Studies Conclusion 47 PART II 55 THE PROPOSED DEVELOPMENT 55 3.0 THE QUARRY DEVELOPMENT SCHEME 57 3.1 Introduction 57 3.2 Phased quarry development scheme 57 3.2.1 Current operations 57 3.2.2 Phase 3 development 57 3.3 Quarry design criteria 58 3.4 Reserve and resource assessment 58 3.5 Mobile plant and processing 59 3.6 Hours of operation 59 3.7 Output and traffic generation 59 3.8 Alternatives 59 4.0 RESTORATION STRATEGY 65 4.1 Introduction 65 4.2 Restoration design principles and objectives 65 4.3 Restoration Details 65 4.4 Aftercare proposals 67 PART III 70 ENVIRONMENTAL EFFECTS 70 5.0 ENVIRONMENTAL EFFECTS AND MITIGATION MEASURES 72 5.1 Introduction 72 6.0 LANDSCAPE AND VISUAL IMPACT ASSESSMENT 73 6.1 Scope of Assessment 73 6.2 Assessment Methodology 73 6.2.1 Introduction 73 6.2.2 Landscape appraisal 74 6.3 Visual Appraisal 75 6.4 Assessment and Mitigation 77 6.5 Assessment of Effects 77 6.5.1 The potential sources of impact 77 6.6 Landscape Impact Assessment 78 6.6.1 The vegetation pattern of the area 78 6.6.2 Amenity of Local residents, users of public rights of way and roads 78 6.7 Visual Impact Assessment 79 A050564 Final iv WYG Planning & Design Contents 6.8 Mitigation Measures 83 6.8.1 Site Planning 83 6.8.2 Screening Measures 83 6.8.3 Restoration 83 6.9 Conclusion 83 7.0 ECOLOGY 85 7.1 Introduction: Scope and Approach 85 7.2 Legislative & Policy Framework 85 7.2.1 Local Plan 85 7.2.2 Structure Plan 85 7.2.3 Regional Spatial Strategy 86 7.2.4 Minerals Local Plan 87 7.2.5 UK Legislation 87 7.2.6 Planning Policy Statement (PPS9) 88 7.2.7 Planning Policy Statement (PPS1) 88 7.2.8 Biodiversity Action Plans 88 7.3 Assessment of Ecological Importance 89 7.3.1 Bioregional Level 89 7.3.2 Local Level 89 7.3.3 Nature Conservation Value 91 7.4 Proposed Excavation: Ecological Considerations 91 7.4.1 Introduction 91 7.4.2 Restoration Design Principles 91 7.4.3 Restoration Proposals 92 7.4.4 Management and Aftercare 93 7.5 Potential Ecological Impact 93 7.5.1 Clearance Stage 94 7.5.2 Post Excavation 97 7.6 Mitigation 97 7.6.1 Introduction 97 7.6.2 Clearance Stage 97 7.6.3 Extraction Stage 98 7.6.4 Post Extraction 99 7.7 Conclusion 99 8.0 SOIL RESOURCES 101 8.1 Introduction 101 9.0 HYDROLOGY AND HYDROGEOLOGY 103 9.1 Assessment of Potential Impacts 103 9.2 Extraction 103 9.2.1 Dewatering depth and site 103 9.2.2 Drawdown effects 104 9.2.3 Settlement 105 9.2.4 Basal Heave 105 9.2.5 Flood risk 106 9.2.6 Water quality 106 9.3 Restoration 107 A050564 Final v WYG Planning & Design Contents 9.3.1 Restoration lake water levels 107 9.3.2 Impacts of the restoration 107 9.4 Monitoring and mitigation measures 107 9.4.1 Monitoring 107 9.4.2 Mitigation measures 108 9.5 Summary 108 9.6 Recommendations 109 10.0 NOISE 111 10.1 Introduction 111 10.2 Existing Noise Levels 111 10.3 PPG 24, MPS 2 and Noise Limits 111 10.4 Noise Sources and Calculation Methods 113 10.5 Potential Noise Impacts 113 10.6 Noise Mitigation and Resulting Noise Levels 114 10.7 Temporary Operations 114 10.8 Residual Noise Impacts 115 10.9 Suggested Noise Conditions 115 10.10 Conclusions 116 11.0 AIR QUALITY 117 11.1 Introduction 117 11.2 Local Dust Environment 117 11.3 Local Traffic Pollution 121 11.4 Local Meteorological Environment 121 11.5 Dust Sensitive Receivers 122 11.6 Assessment 124 11.6.1 Site Design 124 11.6.2 Sources of Dust 125 11.6.3 Dust Management 126 11.6.4 Dust Monitoring 127 11.6.5 Potential Impacts 127 11.7 Conclusion 128 12.0 TRAFFIC 131 12.1 Introduction 131 13.0 CULTURAL HERITAGE 133 14.0 SUMMARY OF ENVIRONMENTAL EFFECTS AND MITIGATION MEASURES 135 14.1 Introduction 135 14.2 Landscape and Visual Effects 135 14.3 Ecology 136 14.4 Ground and Surface Water 136 14.5 Noise 136 14.6 Dust 137 A050564 Final vi WYG Planning & Design Contents 14.7 Traffic 137 14.8 Cultural Heritage 137 PART IV 139 PLANNING POLICY AND CONCLUSIONS 139 15.0 PLANNING POLICY CONSIDERATIONS 141 15.1 Introduction 141 15.2 The Need for the Development 142 15.2.1 National Planning Policy 142 15.2.2 West Midland Regional Spatial Strategy (WMRSS) 143 15.2.3 Warwickshire Minerals Local Plan 144 15.2.4 Warwickshire Minerals Development Framework (MDF) 144 15.3 Environmental Considerations 144 15.3.1 Introduction 144 15.3.2 West Midland Regional Spatial Strategy (WMRSS) 145 15.3.3 Warwickshire Minerals Local Plan (MLP) 145 16.0 CONCLUSIONS 149 A050564 Final vii WYG Planning & Design Contents FIGURES (Within ES V1) 1.01 Site Location Plan 1.02 IDO Permitted Area 2.01 Phase 1 Habitat Plan 2.02 Hedgerow and Tree Locations 2.03 Impact Areas - Great Crested Newt 2.04 Bat Survey Results 2.05 Bird Survey Results 2.06 Pre 19th Century Archaeology 2.07 Industrial Archaeology 3.01 Phase 3: Soil and Overburden Strip 3.02 Phase 3: Mineral Extraction 3.03 Phase 3: Restoration 4.01 Restoration Strategy LVIA FIGURES (Within ES V3) 2.01 Landscape Appraisal 2.02 Landscape Character 2.03 Visual Appraisal 2.04 Appraisal Photographs 01 and 02 2.05 Appraisal Photographs 03 and 04 2.06 Appraisal Photographs 05 and 06 2.07 Landscape Designations 2.08 Site Context Appraisal 2.09 Site Photographs 01 – 03 2.10 Site Photographs 04 – 07 2.11 Photographs 01 – 03 2.12 Photographs 04 – 06 2.13 Photographs 01 – 06 TABLES (Within ES Volume 1) Table 1.1 Phase 1 and 2 Usable reserves at January 2010 4 Table 2.1 Summary of Background Data Search 18 Table 2.2 Classification of Roosting Potential in Trees 19 Table 2.3. Criteria for Ascending Levels of Impact on Birds 20 Table 2.4. Summary of Results from Tree Survey 23 Table 2.5 Habitat Suitability Index for the Pond (TN11) 24 Table 2.6. Summary of the Breeding Bird Assemblage for Red, Amber and BAP, SAP Priority Listed Species. 26 A050564 Final viii WYG Planning & Design Contents Table 2.7 Summary of Reptile Survey Conditions 26 Table 2.8 Geological Sequence 28 Table 2.9 Operational Units 28 Table 2.10 Summary of chemical analyses for all Units 29 Table 2.11 Blend ratios and reserve utilisation to meet CaO 24% 29 Table 2.12 Block model reserves Phase 1: January 2010 29 Table 2.13 Block model reserves Phase 2: January 2010 30 Table 2.14 Total reserves remaining in phases 1 and 2: January 2010 30 Table 2.15 Phase 3 Extension Reserves and Useful reserves 30 Table 2.16 Total Useful Reserves Phases 1 - 3.