West Metro Preliminary Environmental Assessment
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West Metro Preliminary Environmental Assessment August 2009 Contents Glossary of terms vi List of abbreviations ix 1 Executive summary 1 1.1 Introduction 1 1.2 Metro rail as part of an integrated approach 1 1.3 The project 3 1.4 The approval process 5 1.5 The proponent 5 1.6 Constructability 5 1.7 Key environmental issues 5 1.8 Next steps 6 2 Introduction 7 2.1 Metro rail as part of an integrated network 7 2.2 West Metro 8 2.2.1 Sydney Metro 8 2.2.2 Key West Metro outcomes 9 2.3 Metro product 9 2.4 Stakeholder consultation 10 2.5 The purpose of this report 10 2.6 Structure of this report 11 3 Strategic need and justification 12 3.1 Planning for Sydney’s growth 12 3.1.1 Population and employment 12 3.1.2 Travel and transport in the western corridor 13 3.1.3 Land supply potential 15 3.1.4 The need for change 15 3.2 A metro network for Sydney 16 3.2.2 Metro Line 1 18 3.3 West Metro objectives 19 3.4 West Metro feasibility analysis 19 3.4.1 Methodology 19 3.4.2 Station location analysis 20 3.4.3 Preliminary demand forecasting 21 3.4.4 Cost estimation 23 3.4.5 Preliminary economic analysis 24 3.4.6 Preliminary business case 25 3.5 Summary 26 4 Description of the project 27 4.1 Overview 27 4.2 Stations 29 4.2.2 Westmead 31 4.2.3 Parramatta 34 4.2.4 Camellia 37 4.2.5 Silverwater 40 4.2.6 Sydney Olympic Park 43 4.2.7 Strathfield 46 A42315: WEST METRO PEA.DOC West Metro Revision 1.0 iii Preliminary Environmental Assessment 4.2.8 Burwood 49 4.2.9 Five Dock 52 4.2.10 Leichhardt 55 4.2.11 Camperdown 58 4.2.12 Broadway-Sydney University 61 4.3 Alignment 64 4.4 Rail corridor protection 65 4.5 Stabling facilities, maintenance depots and control centre 65 4.6 Ancillary facilities 66 4.6.1 Crossovers and turnbacks 66 4.6.2 Power supply 66 4.6.3 Water management 66 4.7 Constructability 66 4.7.1 Construction staging and timing 66 4.7.2 Construction methodology 67 4.7.3 Construction worksites, compounds and ancillary facilities 67 4.7.4 Station construction 69 4.7.5 Spoil management 71 4.7.6 Construction hours and activities 73 4.8 Operation 74 4.8.1 Service requirements 74 4.8.2 Train operations 74 4.8.3 Station operations 74 4.8.4 Stabling and maintenance operations 74 4.8.5 Rolling stock 75 5 Planning framework and statutory requirements 76 5.1 Planning approval requirements 76 5.1.1 Critical infrastructure declaration 77 5.2 The proponent 77 5.3 Environmental assessment and planning approval process 77 5.4 Environmental planning instruments 78 5.4.1 State Environmental Planning Policies 78 5.4.2 Regional Environmental Plans and Local Environmental Plans 78 5.5 Other regulatory licences and approvals that may be required 79 5.5.1 Protection of the Environment Operations Act 1997 80 5.5.2 Roads Act 1993 81 5.6 Commonwealth legislation – Environment Protection and Biodiversity Conservation Act 1999 81 5.7 Station masterplanning 82 6 Preliminary environmental risk analysis 84 7 Key environmental issues 85 7.1 Operational transport impacts and implications 85 7.1.1 Background 85 7.1.2 Potential issues 85 7.1.3 Scope of further studies 86 7.2 Spoil management 87 7.2.1 Potential issues 87 7.2.2 Scope of further studies 88 7.3 Construction traffic 88 7.3.1 Potential issues 88 7.3.2 Scope of further studies 88 7.4 Operational noise and vibration 89 7.4.1 Background 89 7.4.2 Potential issues 89 7.4.3 Scope of further studies 89 7.5 Construction noise and vibration 90 A42315: WEST METRO PEA.DOC iv Revision 1.0 West Metro Preliminary Environmental Assessment 7.5.1 Potential issues 90 7.5.2 Scope of further studies 90 7.6 Land use and socio-economic implications 91 7.6.1 Background 91 7.6.2 Potential issues 91 7.6.3 Scope of further studies 92 7.7 Non-indigenous heritage 92 7.7.1 Background 92 7.7.2 Potential issues 93 7.7.3 Scope of further studies 94 8 Other environmental issues 95 9 Conclusion 100 9.1 Overview 100 9.2 Proposed scope of the detailed EA 100 9.3 Next steps 102 10 References 104 Appendix A Preliminary alignment (indicative) 105 Appendix B Station locations (indicative) 123 Appendix C Work site locations (indicative) 137 Appendix D Part 3A Declaration 145 List of figures Figure 1.1 Sydney metro network 2 Figure 3.1 Sydney’s major transport corridors 13 Figure 3.2 Role of corridors within the metropolitan urban framework 14 Figure 3.3 Potential future Sydney metro network 17 Figure 3.4 Comparison of peak hour travel times to Central station (minutes) 21 Figure 3.5 Base cost elements 23 Figure 3.6 Distribution of benefits 25 Figure 4.1 CBD Metro and West Metro showing indicative alignment and station localities 27 Figure 4.2 West Metro stations 29 Figure 4.3 Station construction plan – Westmead 32 Figure 4.4 Station context plan – Westmead 33 Figure 4.5 Station construction plan – Parramatta 35 Figure 4.6 Station context plan – Parramatta 36 Figure 4.7 Station construction plan – Camellia 38 Figure 4.8 Station context plan – Camellia 39 Figure 4.1 Station construction plan – Silverwater 41 Figure 4.2 Station context plan – Silverwater 42 Figure 4.3 Station construction plan – Sydney Olympic Park 44 Figure 4.4 Station context plan – Sydney Olympic Park 45 Figure 4.5 Station construction plan – Strathfield 47 Figure 4.6 Station context plan – Strathfield 48 A42315: WEST METRO PEA.DOC West Metro Revision 1.0 v Preliminary Environmental Assessment Figure 4.7 Station construction plan – Burwood 50 Figure 4.8 Station context plan – Burwood 51 Figure 4.9 Station construction plan – Five Dock 53 Figure 4.10 Station context plan – Five Dock 54 Figure 4.11 Station construction plan – Leichhardt 56 Figure 4.12 Station context plan – Leichhardt 57 Figure 4.13 Station construction plan – Camperdown 59 Figure 4.14 Station context plan – Camperdown 60 Figure 4.15 Station construction plan – Broadway-Sydney University 62 Figure 4.16 Station context plan – Broadway-Sydney University 63 Figure 4.17 Stabling 65 Figure 4.18 Indicative tunnel construction sequence for West Metro 67 Figure 4.19 Typical station box construction methods 70 Figure 5.1 Indicative planning approvals and environmental assessment process 78 List of tables Table 1.1 West Metro transport product 4 Table 2.1 Metro product statement and principles 9 Table 3.1 West Metro patronage forecasts – AM peak boardings (2031) 22 Table 4.1 Metro transport product 28 Table 4.2 Westmead station summary 31 Table 4.3 Parramatta station summary 34 Table 4.4 Camellia station summary 37 Table 4.5 Silverwater station summary 40 Table 4.6 Sydney Olympic Park station summary 43 Table 4.7 Strathfield station summary 46 Table 4.8 Burwood station summary 49 Table 4.9 Five Dock station summary 52 Table 4.10 Leichhardt station summary 55 Table 4.11 Camperdown station summary 58 Table 4.12 Broadway-Sydney University station summary 61 Table 4.13 Construction activities 67 Table 4.14 Major construction worksites 69 Table 4.15 Estimated bulk spoil volumes from each site 71 Table 7.1 Non-indigenous heritage – site specific issues 93 Table 8.1 Other environmental issues 95 Table 9.1 Proposed scope of the EA 100 A42315: WEST METRO PEA.DOC vi Revision 1.0 West Metro Preliminary Environmental Assessment Glossary of terms Acoustic Pertaining to the sense of organs of hearing, or to the science of sound. Ambient Surrounding or existing. Bored tunnel An underground tunnel constructed by a tunnel boring machine. CityRail Station Existing rail station on the CityRail network. Consent Approval to undertake a development received from the consent authority. Also referred to as development consent. Construction Environmental A document setting out the management, control and monitoring Management Plan measures to be implemented during construction of a development, to avoid or minimise the potential environmental impacts identified during an environmental impact assessment process. Crossover Track form to allow trains to move to an adjacent track. Cut and cover construction Method of construction for underground structures where a hole is excavated from the surface down, the structure is built and then covered. Diamond crossover Two crossovers located adjacent to each other in a diamond formation to allow trains to cross between both tracks in each direction. Director-General’s Requirements for an environmental assessment issued by the requirements Director-General of the Department of Planning in accordance with the Environmental Planning & Assessment Act 1979. Geotechnical conditions Relating to the form, arrangement and structure of geology, soils etc. Kiss-and-ride Where a car passenger is dropped off or picked up at a public transport station/bus interchange by a private car. This is generally by a family member, hence the 'kiss' goodbye. Maintenance depot Land including buildings and facilities for the maintenance of the metro system, including rolling stock and the infrastructure. Metro railway A guided system designed to transport passengers on a railway track, together with its infrastructure and associated sidings, that: (a) provides high-frequency commuter and other passenger services, and A42315: WEST METRO PEA.DOC West Metro Revision 1.0 vii Preliminary Environmental Assessment (b) is operated using automated systems, that are integrated with trains, from one or more central control points, and (c) is operated using dedicated rail infrastructure facilities that are not operationally connected with other types of rail infrastructure facilities.