6.2.01 Environmental Statement
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Thames Tideway Tunnel Thames Water Utilities Limited Application for Development Consent Application Reference Number: WWO10001 Environmental Statement Doc Ref: 6.2.01 Volume 1: Introduction to the Environmental Statement APFP Regulations 2009: Regulation 5(2)(a) Environmental StatementEnvironmental Volume 1: Introduction 1: Volume to the Environmental Statement Hard copy available in Box 15 Folder A January 2013 This page is intentionally blank Environmental Statement Thames Tideway Tunnel Environmental Statement Volume 1: Introduction to the Environmental Statement Errata Section Paragraph Page Errata / Clarification No. No. All Any references to the Development Consent Order being granted by the N/A N/A Planning Inspectorate or the Secretary of State should be read as being granted by government ministers. All Any references to the Thames Tideway Tunnel noise insulation and temporary re- housing policy are included in the compensation programme which is provided in Volume 1 Appendix C of the Environmental Statement, as well as in N/A N/A Schedule 2 of the Statement of Reasons, which accompanies the application. Information provided in Schedule 2 of the Statement of Reasons can therefore also be obtained from Volume 1 Appendix C. Errata Environmental Statement This page is intentionally blank Errata Environmental Statement Thames Tideway Tunnel Environmental Statement List of contents Environmental Statement glossary and abbreviations Volume 1 Introduction to the Environmental Statement Volume 2 Environmental assessment methodology Volume 3 Project-wide effects assessment Volume 4 Acton Storm Tanks site assessment Volume 5 Hammersmith Pumping Station site assessment Volume 6 Barn Elms site assessment Volume 7 Putney Embankment Foreshore site assessment Volume 8 Dormay Street site assessment Volume 9 King George’s Park site assessment Volume 10 Carnwath Road Riverside site assessment Volume 11 Falconbrook Pumping Station site assessment Volume 12 Cremorne Wharf Depot site assessment Volume 13 Chelsea Embankment Foreshore site assessment Volume 14 Kirtling Street site assessment Volume 15 Heathwall Pumping Station site assessment Volume 16 Albert Embankment Foreshore site assessment Volume 17 Victoria Embankment Foreshore site assessment Volume 18 Blackfriars Bridge Foreshore site assessment Volume 19 Shad Thames Pumping Station site assessment Volume 20 Chambers Wharf site assessment Volume 21 King Edward Memorial Park Foreshore site assessment Volume 22 Earl Pumping Station site assessment Volume 23 Deptford Church Street site assessment Volume 24 Greenwich Pumping Station site assessment Volume 25 Abbey Mills Pumping Station site assessment Volume 26 Beckton Sewage Treatment Works site assessment Volume 27 Minor works sites assessment Volume 1: Introduction to the Environmental Statement Page i Environmental Statement contents Environmental Statement This page is intentionally blank Volume 1: Introduction to the Environmental Statement Page ii Environmental Statement contents Environmental Statement Thames Tideway Tunnel Environmental Statement Volume 1: Introduction to the Environmental Statement List of contents Page number 1 Introduction ...................................................................................................... 1 1.1 Introduction to the project ........................................................................ 1 1.2 Structure of the Environmental Statement ............................................. 11 1.3 Statutory framework for environmental impact assessment .................. 21 1.4 Summary of EIA approach ..................................................................... 38 2 Summary of proposed development ............................................................ 49 2.1 Introduction ............................................................................................ 49 2.2 Proposed development summary – the project (including tunnels) ....... 50 2.3 Proposed development summary – the construction sites..................... 84 3 Alternatives to the project ........................................................................... 135 3.1 Introduction .......................................................................................... 135 3.2 National policy context ......................................................................... 136 3.3 Strategic alternatives ........................................................................... 137 3.4 Storage and transfer tunnel options ..................................................... 148 3.5 Thames Tideway Tunnel routes .......................................................... 153 3.6 Main construction sites and drive strategy ........................................... 160 3.7 CSO sites ............................................................................................ 171 Appendix A: Code of Construction Practice ...................................................... 185 Appendix B: Design Principles report ................................................................ 187 Appendix C: Compensation programme ............................................................ 189 References ............................................................................................................ 191 List of plates Page number Vol 1 Plate 1.2.1 Structure of Vol 1 Introduction to the Environmental Statement ... 15 Vol 1 Plate 1.2.2 Structure of Vol 2 Environmental assessment methodology ........ 16 Volume 1: Introduction to the Volume contents Page iii Environmental Statement Environmental Statement Vol 1 Plate 1.2.3 Structure of Vol 3 Project-wide effects assessment ..................... 17 Vol 1 Plate 1.2.4 Structure of Vols 4-27 site effects assessments ........................... 18 Vol 1 Plate 1.2.5 Environmental Statement page layout .......................................... 19 Vol 1 Plate 1.3.1 Excavated material and waste – linkages with the Environmental Statement ................................................................................................ 29 Vol 1 Plate 1.4.1 EIA process for Thames Tideway Tunnel project ......................... 40 Vol 1 Plate 2.2.1 Schematic of the Thames Tideway Tunnel project ....................... 51 Vol 1 Plate 2.2.2 Distribution of CSOs to be controlled by the Thames Tideway Tunnel project .......................................................................................... 52 Vol 1 Plate 2.2.3 The elements of constructing a tunnel using a TBM ..................... 65 Vol 1 Plate 2.2.4 Strata types and TBM drive and reception sites ........................... 66 Vol 1 Plate 2.2.5 Assumed summary programme for the main tunnel including drive and reception shafts ................................................................................ 68 Vol 1 Plate 2.2.6 Assumed summary programme for the CSO drop shafts along the main tunnel .............................................................................................. 69 Vol 1 Plate 2.2.7 Assumed summary programme for the Frogmore connection tunnel and Beckton Sewage Treatment Works .................................................. 70 Vol 1 Plate 2.2.8 Assumed summary programme for the Greenwich connection tunnel ....................................................................................................... 71 Vol 1 Plate 2.2.9 Location of active ventilation sites and passive filters sites .......... 77 Vol 1 Plate 2.2.10 Schematic of how the air management system works ................ 79 Vol 1 Plate 2.3.1 Acton Storm Tanks – aerial photograph ....................................... 84 Vol 1 Plate 2.3.2 Hammersmith Pumping Station – aerial photograph ..................... 87 Vol 1 Plate 2.3.3 Barn Elms – aerial photograph ...................................................... 89 Vol 1 Plate 2.3.4 Putney Embankment Foreshore – aerial photograph ................... 91 Vol 1 Plate 2.3.5 Dormay Street – aerial photograph .............................................. 93 Vol 1 Plate 2.3.6 King George’s Park – aerial photograph ...................................... 95 Vol 1 Plate 2.3.7 Carnwath Road Riverside – aerial photograph ............................. 97 Vol 1 Plate 2.3.8 Falconbrook Pumping Station – aerial photograph ....................... 99 Vol 1 Plate 2.3.9 Cremorne Wharf Depot – aerial photograph ............................... 101 Vol 1 Plate 2.3.10 Chelsea Embankment Foreshore – aerial photograph ............. 103 Vol 1 Plate 2.3.11 Kirtling Street – aerial photograph ............................................ 105 Vol 1 Plate 2.3.12 Heathwall Pumping Station – aerial photograph ....................... 107 Vol 1 Plate 2.3.13 Albert Embankment Foreshore – aerial photograph ................. 109 Vol 1 Plate 2.3.14 Victoria Embankment Foreshore – aerial photograph .............. 111 Vol 1 Plate 2.3.15 Blackfriars Bridge Foreshore – aerial photograph .................... 113 Vol 1 Plate 2.3.16 Shad Thames Pumping Station – aerial photograph ............... 115 Volume 1: Introduction to the Volume contents Page iv Environmental Statement Environmental Statement Vol 1 Plate 2.3.17 Chambers Wharf – aerial photograph ...................................... 117 Vol 1 Plate 2.3.18 King Edward Memorial Park Foreshore – aerial photograph .... 119 Vol 1 Plate 2.3.19 Earl Pumping Station – aerial photograph ................................ 121 Vol 1 Plate 2.3.20 Deptford Church Street – aerial photograph ............................ 123 Vol 1 Plate 2.3.21 Greenwich Pumping