June 2017 Operation of Mortdale Maintenance Facility Review of Environmental Factors Sydney Growth Trains Project Ref–5701347 June 2017 Contents Abbreviations ................................................................................................................ 5 Definitions ..................................................................................................................... 7 Executive summary ...................................................................................................... 8 1 Introduction ........................................................................................................... 13 1.1 Overview of the Proposal .......................................................................... 13 1.2 Location of the Proposal ........................................................................... 14 1.3 Existing infrastructure and land uses ........................................................ 17 1.4 Mortdale Maintenance Facility construction works .................................... 19 1.5 Purpose of this Review of Environmental Factors ..................................... 19 2 Need for the Proposal ........................................................................................... 20 2.1 Strategic justification ................................................................................. 20 3 Description of the Proposal ................................................................................... 22 3.1 The Proposal ............................................................................................ 22 4 Statutory considerations ........................................................................................ 24 4.1 Commonwealth legislation ........................................................................ 24 4.2 NSW legislation and regulations ............................................................... 24 4.3 State Environmental Planning Policies ..................................................... 26 4.4 Local environmental planning instrument and development controls ........ 26 4.5 NSW Government policies and strategies................................................. 29 4.6 Ecologically sustainable development ...................................................... 31 5 Community and stakeholder consultation .............................................................. 32 5.1 Consultation requirements under the Infrastructure SEPP ........................ 32 5.2 Consultation strategy ................................................................................ 33 5.3 Public display ........................................................................................... 33 5.4 Aboriginal community involvement ........................................................... 34 5.5 Ongoing consultation ................................................................................ 34 6 Environmental impact assessment ........................................................................ 36 6.1 Noise and vibration ................................................................................... 36 6.2 Traffic and transport ................................................................................. 41 6.3 Urban design, landscape and visual amenity ............................................ 45 6.4 Indigenous heritage .................................................................................. 47 6.5 Non-Indigenous heritage .......................................................................... 48 6.6 Socio-economic impacts ........................................................................... 51 6.7 Biodiversity ............................................................................................... 54 6.8 Contamination, landform, geology and soils ............................................. 56 6.9 Hydrology and water quality ..................................................................... 58 6.10 Air quality ................................................................................................. 60 6.11 Waste ....................................................................................................... 61 6.12 Cumulative impacts .................................................................................. 61 6.13 Climate change and sustainability ............................................................ 62 7 Environmental management ................................................................................. 63 7.1 Environmental management plans ........................................................... 63 7.2 Mitigation measures ................................................................................. 63 Operation of Mortdale Maintenance Facility Review of Environmental Factors – June 2017 2 8 Conclusion ............................................................................................................ 66 References ................................................................................................................. 67 Appendix A Consideration of matters of National Environmental Significance .......... 68 Appendix B Consideration of clause 228 .................................................................. 69 Appendix C Operational Noise and Vibration Impact Assessment ............................ 72 Appendix D Aboriginal and Non- Aboriginal Heritage Impact Assessment................ 73 Document control Status: Final Date of issue: June 2017 Version: 1.0 Document author: Katie Mackenzie Document reviewers: Megan Haberley, Kerri Hale, Andrew Whitten, Kai Budd, Louise Sureda © Transport for NSW Operation of Mortdale Maintenance Facility Review of Environmental Factors – June 2017 3 Figures Figure 1 Planning approval and consultation process for the Proposal ................................... 11 Figure 2 Proposal site ............................................................................................................ 15 Figure 3 Regional context ....................................................................................................... 16 Figure 4 Loop Road outside the main maintenance shed ....................................................... 18 Figure 5 Inside maintenance shed .......................................................................................... 18 Figure 6 Kogarah LEP land zoning map (Proposal site in red) ................................................ 28 Figure 7 Nearest Sensitive Receivers ..................................................................................... 37 Figure 8 Surrounding Road network ....................................................................................... 41 Figure 9 Boundary Road bridge .............................................................................................. 42 Figure 10 Site access points .................................................................................................. 43 Figure 11 Train stations and bus routes in the vicinity of the Proposal (red box showing the approximate Proposal location) .............................................................................................. 44 Figure 12 View from MMF on Hurstville Road with residential dwellings visible to the west of the site ................................................................................................................................... 46 Figure 13 1943 Aerial imagery showing Mortdale Electric Car Sheds (SIXmaps 2016) .......... 49 Figure 14 Local heritage listings ............................................................................................. 50 Figure 15 Surrounding land uses ............................................................................................ 53 Figure 16 Retaining wall with trees ......................................................................................... 55 Figure 17 Wastewater treatment plant onsite ......................................................................... 59 Tables Table 1 Other legislation applicable to the Proposal ............................................................... 25 Table 2 Relevant provisions of the Kogarah LEP .................................................................... 27 Table 3 NSW Government policies and strategies applicable to the Proposal ........................ 29 Table 4 Infrastructure SEPP consultation requirements.......................................................... 32 Table 5 Measured background noise levels from noise logger ............................................... 36 Table 6 NSW EPA INP Noise emission criteria – sensitive receivers ...................................... 37 Table 7 Noise impact assessment results at nearest sensitive receivers ................................ 38 Table 8 Sleep disturbance criterion compliance at nearest sensitive receiver ......................... 40 Table 9 Proposed mitigation measures .................................................................................. 63 Operation of Mortdale Maintenance Facility Review of Environmental Factors – June 2017 4 Abbreviations Term Meaning AHIMS Aboriginal Heritage Information Management System ASS Acid Sulfate Soils CBD Central Business District CLM Act Contaminated Land Management Act 1997 (NSW) DoE Commonwealth Department of the Environment DP&E NSW Department of Planning and Environment DSI Detailed Site Investigation (Stage II Contamination Investigation) ECM Environmental Controls Map