2160 IWMP Report_Jan2022

                                                                                                                           Callaghan & Toth

CONTENTS

1.   EXECUTIVE SUMMARY ......................................................................................................................5
2.   INTRODUCTION ..................................................................................................................................5
3.   DESCRIPTION .....................................................................................................................................6
  3.1     Proposed Works ............................................................................................................................6
4. WATER QUALITY MANAGEMENT PLAN ..........................................................................................11
  4.1     Proposed On-Site Stormwater Treatment Process ......................................................................11
  4.2     MUSIC Model ..............................................................................................................................11
     4.2.1     Source Nodes ......................................................................................................................11
     4.2.2     Treatment Nodes .................................................................................................................12
     4.2.3     Rainfall Data ........................................................................................................................13
  4.3     MUSIC Modelling Results ............................................................................................................13
     4.3.1     Water Quality Objectives .....................................................................................................13
     4.3.2     Assessment of Results ........................................................................................................13
5    WATER CYCLE MANAGEMENT PLAN .............................................................................................16
6    FLOODING ASSESMENT REPORT ..................................................................................................16
  6.1     Existing Conditions ......................................................................................................................16
  6.2     Proposed Drainage System .........................................................................................................16
7    CONCLUSIONS & RECOMMENDATIONS ........................................................................................17
APPENDIX A:          - MUSIC Results ......................................................................................................... A
APPENDIX B:          - Site Photos ............................................................................................................... B
APPENDIX C:         - DETENTION BASIN RESULTS ................................................................................. C




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2160, Kabara Upgrade, Cooroy                                 IWMP.doc                                                   January 2022