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20220214 12 Wyandra St SWMP
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Contents
Introduction..........................................................................................................................................4
Site Details ...........................................................................................................................................5
2.1. Existing Site Description & Drainage .................................................................................................. 5
2.2. Existing Drainage Patterns .................................................................................................................. 5
2.3. Proposed Development Drainage Pattern ......................................................................................... 6
2.4. Flood Considerations ........................................................................................................................... 6
Stormwater Quantity ............................................................................................................................7
3.1. Pre-Post Comparison .......................................................................................................................... 7
Stormwater Quality ........................................................................................................................... 10
4.1. Construction Phase ........................................................................................................................... 10
4.2. Operational Phase ............................................................................................................................ 11
Conclusion ........................................................................................................................................ 12
Appendices
Appendix A
Proposed Development Plans
Appendix B
DRAINS Modelling Parameters and Results
Project number 20220214
File 20220214 12 Wyandra St SWMP.docx, 2022-09-14 Revision 1
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