Amended Stormwater Management Report

CO NT E NT S


1             INTRODUCTION ..................................................................................................................... 1
2             SITE DESCRIPTION ............................................................................................................... 1

2.1           Location and Land Use ............................................................................................................ 1

2.2           Lawful Point of Discharge ........................................................................................................ 2

2.3           Upstream Drainage Connection .............................................................................................. 2

2.4           Flooding ................................................................................................................................... 2

3             STORMWATER QUANTITY MANAGEMENT ........................................................................ 2
4             WATER QUALITY MANAGEMENT ....................................................................................... 2

4.1           Operational Phase ................................................................................................................... 2

4.2           Construction Phase ................................................................................................................. 3

4.2.1         Design Objectives .................................................................................................................... 3
4.2.2         Erosion and Sediment Control ................................................................................................. 5
4.2.3         Maintenance and Monitoring Requirements ............................................................................ 6
5             CONCLUSION ......................................................................................................................... 7
6             APPENDICES ..................................................................................................................... A-1

Appendix A – Erosion Hazard Assessment ........................................................................................ A-1

Appendix B – Preliminary Engineering Plans ..................................................................................... B-1

Appendix C – Site Survey & Architectural Drawings .......................................................................... C-1


List of Tables

Table 1 – Pollutants Typically Generated During the Construction Phase ............................................. 3

Table 2 – SPP Appendix 2: Part 1 Construction Phase – Stormwater Management Design Objectives
          ................................................................................................................................................. 3

Table 3 – SPP Appendix 2: Part 2 Construction Phase – Stormwater Management Design Objectives
         for Temporary Drainage Works ............................................................................................... 4
Table 4 – SPP Appendix 2: Part 3 Construction Phase – Stormwater Management Design Objectives
         for Emergency Spillways on Temporary Sediment Basins ...................................................... 5

Table 5 - ESC maintenance requirements. ............................................................................................. 6

List of Figures

Figure 1 – Indicative site location (Nearmaps, 2022) ............................................................................. 1




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