University of Oxford Castle Mill Graduate Accommodation Review of Environmental Statement On behalf of Oxford City Council SLR Ref: 425.04519.00002 December 2014 Version: Rev 1 89 Oxford City Council i 425.04519.00002 University of Oxford – ES Review December 2014 CONTENTS 1.0 INTRODUCTION .......................................................................................................... 1 1.1 Introduction to ES Review Process ................................................................. 1 1.2 SLR Consulting ................................................................................................. 1 1.3 Scope of SLR’s work ........................................................................................ 1 1.4 Format of ES Review ........................................................................................ 2 2.0 DESCRIPTION OF THE SITE AND SURROUNDINGS ............................................... 4 2.1 Surrounding Area and Designations ............................................................... 4 2.2 Future Changes ................................................................................................ 4 3.0 SCOPE OF THE ES ..................................................................................................... 5 3.1 Introduction ....................................................................................................... 5 3.2 Scoping and Consultations .............................................................................. 5 3.3 EIA Methodology .............................................................................................. 6 4.0 DESCRIPTION OF DEVELOPMENT ........................................................................... 8 4.1 Introduction ....................................................................................................... 8 4.2 Detailed Designs and Approvals ..................................................................... 8 4.3 Design Mitigation Strategy ............................................................................... 8 5.0 ALTERNATIVES .......................................................................................................... 9 5.1 Introduction ....................................................................................................... 9 5.2 Alternative Development Options .................................................................... 9 6.0 PLANNING CONTEXT ............................................................................................... 10 6.1 Introduction ..................................................................................................... 10 6.2 Context and Conclusions ............................................................................... 10 7.0 LANDSCAPE AND VISUAL IMPACT ........................................................................ 11 7.1 Introduction ..................................................................................................... 11 7.2 Scope ............................................................................................................... 11 7.3 Methodology ................................................................................................... 12 7.4 Baseline Conditions ....................................................................................... 14 7.5 Impact Assessment ........................................................................................ 14 7.6 Mitigation Measures ....................................................................................... 14 7.7 Residual Effects .............................................................................................. 15 7.8 Impact Interaction ........................................................................................... 16 7.9 Summary ......................................................................................................... 16 8.0 HISTORIC ENVIRONMENT ....................................................................................... 18 8.1 Introduction ..................................................................................................... 18 8.2 Scope ............................................................................................................... 18 8.3 Methodology ................................................................................................... 19 8.4 Baseline Conditions ....................................................................................... 20 8.5 Impact Assessment ........................................................................................ 20 8.6 Mitigation Measures ....................................................................................... 21 8.7 Residual Effects .............................................................................................. 22 8.8 Impact Interaction ........................................................................................... 22 8.9 Summary ......................................................................................................... 22 9.0 ECOLOGY AND NATURE CONSERVATION ........................................................... 23 9.1 Introduction ..................................................................................................... 23 9.2 Scope and Methodology ................................................................................. 23 Assessment Methodology ....................................................................................... 24 9.3 Baseline Conditions ....................................................................................... 25 9.4 Impact Assessment ........................................................................................ 27 9.5 Mitigation Measures ....................................................................................... 29 9.6 Residual Effects .............................................................................................. 29 9.7 Impact Interactions and Cumulative Effects ................................................. 29 9.8 Summary ......................................................................................................... 30 SLR T:\LONDON Projects Folder\04519-OxfordCityCouncil\425.04519.00002-CastleMillRogerDudmanWay\Tech\PEM\Output\Ext\Final\141219_R_425.04519.00002_Review of ES.docx 90 Oxford City Council ii 425.04519.00002 University of Oxford – ES Review December 2014 10.0 GEO-ENVIRONMENT ................................................................................................ 31 10.1 Introduction ..................................................................................................... 31 10.2 Scope and Methodology ................................................................................. 32 10.3 Summary ......................................................................................................... 34 11.0 FLOOD RISK & DRAINAGE ...................................................................................... 40 11.1 Introduction ..................................................................................................... 40 11.2 Scope ............................................................................................................... 40 11.3 Methodology ................................................................................................... 41 11.4 Baseline Conditions ....................................................................................... 42 11.5 Impact Assessment ........................................................................................ 43 11.6 Mitigation Measures ....................................................................................... 44 11.7 Residual Effects .............................................................................................. 46 11.8 Impact Interaction ........................................................................................... 47 11.9 Summary ......................................................................................................... 48 12.0 TRANSPORT ............................................................................................................. 50 12.1 Introduction ..................................................................................................... 50 12.2 Scope and Methodology ................................................................................. 50 12.3 Baseline Conditions ....................................................................................... 51 12.4 Impact Assessment ........................................................................................ 52 12.5 Mitigation Measures ....................................................................................... 53 12.6 Summary ......................................................................................................... 54 13.0 AIR QUALITY ............................................................................................................ 55 13.1 Introduction ..................................................................................................... 55 13.2 Methodology ................................................................................................... 55 13.3 Baseline Conditions ....................................................................................... 56 13.4 Impact Assessment .......................................................................................