Bushfire Report · MCU26/0104

Bushfire Report


                                                      Table of Contents

Executive Summary .............................................................................................................. 7
1.    Introduction .................................................................................................................... 8
1.1      Purpose ...................................................................................................................... 8
1.2      Subject site................................................................................................................. 8
1.3      The proposed development ........................................................................................ 9
1.4      Bushfire Prone Land ................................................................................................... 9
1.5      Scope and objectives ................................................................................................. 9
2.    Assessment Methodology ............................................................................................ 10
2.1      Assessment and Legislative ..................................................................................... 10
2.2      Bushfire Hazard Assessment ................................................................................... 10
2.3      Bushfire Attack Level Assessment............................................................................ 11
3.    Legislative Context....................................................................................................... 12
3.1      State Planning Policy (July 2017) ............................................................................. 12
3.2      National Construction Code 2022: Building Code of Australia .................................. 12
3.3      AS 3959 Construction of Buildings in Bushfire-prone Areas ..................................... 13
3.4      Noosa Shire Council Planning Scheme .................................................................... 13
4.    Bushfire Hazard Assessment ....................................................................................... 14
4.1      Current Bushfire Hazard Mapping ............................................................................ 14
4.2      Local FFDI................................................................................................................ 14
4.3      Site-Specific Hazard Assessment ............................................................................. 15
      4.3.1      Ground-Truthed VHC ....................................................................................... 16
4.4      Probable Direction of Bushfire Attack ....................................................................... 28
4.5      Fire History ............................................................................................................... 28
4.6      Building Envelope and Asset Protection Zone .......................................................... 29
4.7      Bushfire Attack Level and Construction Requirements ............................................. 29
5.    Bushfire Management Plan .......................................................................................... 31
5.1      Bushfire Behaviours ................................................................................................. 31
      5.1.1      Topography ..................................................................................................... 31
      5.1.2      Weather Conditions ......................................................................................... 31
      5.1.3      Vegetation ....................................................................................................... 32
5.2      Potential Bushfire Impacts and Attack Mechanisms ................................................. 32
      5.2.1      Direct Flame Contact ....................................................................................... 33
      5.2.2      Radiant Heat Exposure .................................................................................... 33
      5.2.3      Ember Attack ................................................................................................... 34
      5.2.4      Wind and Smoke Attack................................................................................... 34

Max Bushfire Protection Consulting                                                                                                  4