Northstowe Phase 2 Planning Application
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NORTHSTOWE PHASE 2 PLANNING APPLICATION Environmental Statement: Main Report August 2014 Homes and Communities Agency Northstowe Phase 2 Environmental Statement Contents Page 1 Introduction 11 1.2 Description of development: 11 1.3 Site location and context 11 1.4 The surrounding area 13 1.5 Site Selection 13 2 Environmental Impact Assessment 16 2.1 Introduction 16 2.2 Regulatory context 16 2.3 EIA Guidance 17 2.4 EIA Scoping 17 2.5 Assessment Methodology 22 2.6 Identification and significance of effects 24 2.7 Cumulative effects 27 2.8 Assumptions and limitations 28 2.9 Project team 28 2.10 ES Structure 28 2.11 Application documents 29 3 Proposed development 30 3.1 Description of the proposed development 30 3.2 Northstowe Phase 2 construction 41 4 Alternatives and design evolution 51 4.1 Introduction 51 4.2 Alternatives for Main Phase 2 Development Area Boundary Definition 51 4.3 Alternative – design options for Main Phase 2 Development Area 52 4.4 Alternatives for Southern Access Road (West) 54 5 Air Quality 56 5.1 Introduction 56 5.2 Review of Proposed Development 56 5.3 Approach and methods 56 5.4 Consultation 69 5.5 Baseline conditions 69 5.6 Environmental design/Design mitigation 76 5.7 Potential effects 76 Homes and Communities Agency Northstowe Phase 2 Environmental Statement 6 Noise and Vibration 92 6.1 Introduction 92 6.2 Review of Proposed Development 92 6.3 Approach and methods 92 6.4 Consultation 102 6.5 Baseline conditions 103 6.6 Environmental design/Design mitigation 107 6.7 Potential effects 107 7 Transport and Access 121 7.1 Introduction 121 7.2 Review of Proposed Development 121 7.3 Approach and methods 128 7.4 Consultation 139 7.5 Baseline conditions 139 7.6 Environmental design/Design mitigation 155 7.7 Potential effects 155 8 Socio-Economics 196 8.1 Introduction 196 8.2 Review of Proposed Development 196 8.3 Approach and methods 197 8.4 Methodology 200 8.5 Consultation 205 8.6 Baseline conditions 206 8.7 Design mitigation 222 8.8 Potential effects 223 9 Cultural Heritage Assessment 238 9.1 Introduction 238 9.2 Review of Proposed Development 238 9.3 Approach and methods 239 9.4 Consultation 246 9.5 Baseline conditions 248 9.6 Environmental design/Design mitigation 263 9.7 Potential effects 264 10 Ecology 275 10.1 Introduction 275 10.2 Review of Proposed Development 275 10.3 Approach and methods 278 10.4 Baseline conditions 302 10.5 Environmental design/Design mitigation 328 10.6 Potential effects 330 Homes and Communities Agency Northstowe Phase 2 Environmental Statement 11 Geology, Hydrogeology and Soils 368 11.1 Introduction 368 11.2 Review of Proposed Development 368 11.3 Approach and methods 368 11.4 Consultation 377 11.5 Baseline conditions 378 11.6 Environmental design/Design mitigation 399 11.7 Potential effects 399 12 Hydrology, Flooding and Drainage 409 12.1 Introduction 409 12.2 Review of Proposed Development 409 12.3 Approach and methods 410 12.4 Consultation 416 12.5 Baseline conditions 416 12.6 Environmental design/Design mitigation 422 12.7 Potential effects 423 13 Waste 431 13.1 Introduction 431 13.2 Review of Proposed Development 433 13.3 Approach and methods 433 13.4 Consultation 439 13.5 Baseline conditions 440 13.6 Environmental design/Design mitigation 443 13.7 Potential effects 454 14 Landscape and Visual Effects 461 14.1 Introduction 461 14.2 Review of Proposed Development 461 14.3 Approach and methods 462 14.4 Consultation 473 14.5 Baseline conditions 474 14.6 Environmental design/Design mitigation 509 14.7 Potential effects 510 Homes and Communities Agency Northstowe Phase 2 Environmental Statement Tables Chapter 2: Environmental Impact Assessment Table 2.1 Schedule 4 information requirements Table 2.2 Scoping consultees Table 2.3 EIA Scoping opinion and response – general comments related to EIA Table 2.4 Definitions of Sensitivity Table 2.5 Definitions of magnitude Table 2.6 Table Significance Matrix Table 2.7 Definition of significance levels Table 2.8 Contributors to the EIA Table 2.9 Documents submitted with the application Chapter 3: Proposed Development Table 3.1 Development proposals for Northstowe Phase 2 Table 3.2 Indicative housing schedule Table 3.3 Areas of outdoor sports hubs Table 3.4 Landscape/ open space areas for Northstowe Phase 2 Table 3.5 Access roads within the proposed site Table 3.6 Estimated cut and fill volumes Table 3.7 Vehicle movements for construction materials by phase Table 3.8 Predicted construction sequence for Southern Access Road (West) Chapter 5: Air Quality Table 5.1 Relevant Air Quality Objectives/EU Limit Values Table 5.2 Modelled Road Traffic Scenarios Table 5.3 Location of Worst Case Sensitive Receptors Table 5.4 Definition of Magnitude of Change for NO2 and PM10 Table 5.5 Air Quality Significance of Effects for Changes to Annual Mean Pollutant Concentration at a Receptor (Annual Mean NO2 and PM10) Table 5.6 2011 and 2012 SCDC Diffusion Tube Monitoring Data Table 5.7 HA Monitoring Data Table 5.8 Monitored PM10 Concentrations Table 5.9 Background Pollutant Concentrations Table 5.10 Base Year (2011) Annual Mean NO2 and PM10 Concentrations Table 5.11 Dust Emission Magnitude Summary Table 5.12 Summary of the Sensitivity of the Area Table 5.13 Summary of the Risk of Dust Impacts Table 5.14 Predicted Concentrations with Development - 2026 Homes and Communities Agency Northstowe Phase 2 Environmental Statement Table 5.15 Predicted Concentrations with Development - 2031 Table 5.16 Modelled NO2 Concentrations at Existing Receptors in 2031 Table 5.17 Modelled PM10 Concentrations at Existing Receptors in 2031 Table 5.18 Mitigation Measures Table 5.19 Summary Matrix Chapter 6: Noise and Vibration Table 6.1 Indoor ambient noise levels for dwellings (from Table 4 of BS8233-2014) Table 6.2 Proposed Criteria for Permissible Development Table 6.3 Threshold of significant effect at dwellings from construction noise Table 6.4 Magnitude of Noise Change Criteria – Road Traffic Noise Table 6.5 Determining the Importance / Sensitivity of Resource Table 6.6 Table Significance Matrix Table 6.7 Summary of baseline survey results Table 6.8 Instruments used for noise surveys Table 6.9 Summary of baseline noise survey data Table 6.10 List of construction plant and associated sound pressure level (LAeq,T) in dB at 10m Table 6.11 Construction traffic volumes for construction phases Table 6.12 Magnitude of change in traffic noise level with development Table 6.13 Assessment Summary Matrix Chapter 7: Transport and Access Table 7.1 Pedestrian fear and intimidation thresholds Table 7.2 Transport and Access Assessment - Baseline Information Table 7.3 Transport and Access Assessment - Receptor Sensitivity Table 7.4 Magnitude of Effects Table 7.5 2011 Base Year Traffic Flows Table 7.6 2031 Do Minimum Traffic Flows Table 7.7 Proposed construction sub-phases of Northstowe Phase 2 Table 7.8 HGV Vehicle movements for construction and waste materials by sub-phase Table 7.9 2031 Do Something Traffic Flows Table 7.10 2031 Percentage Change in Flows - Do Something compared to Do Minimum Table 7.11 Severance Effects by Link against IEMA Guidance Table 7.12 B1050 / Ramper Road Roundabout Homes and Communities Agency Northstowe Phase 2 Environmental Statement Table 7.13 Over Rd / Ramper Rd Junction Table 7.14 Boxworth End / Ramper Rd / Middlewatch Table 7.15 Oakington Rd / Rampton Rd / mini roundabout Table 7.16 High Street / Station Road / Berrycroft Rd / Over Road Table 7.17 Station Rd / B1050 roundabout Table 7.18 Dry Drayton Rd / Longstanton Rd Table 7.19 Observed injury accident rates Table 7.20 Observed accident rates compared with national averages Table 7.21 Comparison between Do Minimum and Do Something number of accidents based on observed rates Table 7.22 Summary of Potential Transport Effects by Criteria Table 7.23 High Street / Station Road / Berrycroft Rd / Over Road Table 7.24 Assessment Summary Matrix Chapter 8: Socio-economics Table 8.1 Definitions of Sensitivity Table 8.2 Definitions of Magnitude Table 8.3 Significance Matrix Table 8.4 Population, change and density by ward and Study Area Table 8.5 Dwellings by tenure, % (Census, 2011; via NOMIS) Table 8.6 Median selling prices of homes in the Secondary Study Area (Housing Live Table 582, DCLG 2014) Table 8.7 House prices in the largest settlements in the Primary Study Area (Zoopla Zed Index, accessed March 2014) Table 8.8 Economic activity, employment and unemployment levels, March 2011 (Census 2011; via NOMIS) Table 8.9 Percentage of people of working age (16-64) claiming Jobseeker's Allowance (NOMIS 2014) Table 8.10 Proportion of working age residents in employment by higher order occupation, 2011 (Census 2011; via NOMIS) Table 8.11 Employment sectors employing over 5% of all employees, location quotient (LQ vs. England) comparisons, 2012 (BRES, 2012: via NOMIS) Table 8.12 Percentage of business units in size bands by number of employees (ONS, UK Business Counts, 2013) Table 8.13 Industries accounting for more than 5% of total business stock (units) in the Secondary Study Area (ONS, UK Business Counts, 2013) Table 8.14 Self-assessed general health Table 8.15 Households experiencing dimensions of deprivation Table 8.16 Projected population to 2031 (EEFM 2013; Census 2011; GENECON modelling) Homes and Communities Agency Northstowe Phase 2 Environmental Statement Table 8.17 Projected total employment to 2031 based on BRES 2012 (EEFM 2013; BRES 2012; GENECON modelling) Table 8.18 Projected total GVA to 2031 (EEFM, 2013; GENECON modelling) Table 8.19 Projected GVA per head to 2031 (EEFM, 2013; GENECON modelling) Table 8.20 Northstowe Phase 2 development construction employment effects Table 8.21 Employment supported through Northstowe Phase 2 commercial development Table 8.22 Northstowe Phase 2 housing employment effects by 2031 Table 8.23 Northstowe Phase 2 overall operational economic effects Table 8.24 Assessment Summary Matrix Chapter 9: Archaeology and Cultural Heritage Table 9.1 Cultural Heritage Importance Criteria and Indicators Table 9.2 Magnitude of change Table 9.3 Significance of effect Table 9.4 Summary of Scoping Report Responses Table 9.5 Definition of archaeological time periods Table 9.6 Archaeological Sites within Northstowe Phase 2.