Bushfire Hazard Assessment Management Plan v2 - 434 Lake Cooroibah Rd Lake Cooroibah v1 · RAL26/0015

Bushfire Hazard Assessment & Management Plan v2                                                                                                                                                            NCES REF: J001445
434 Lake Cooroibah Rd Lake Cooroibah, QLD




 PERFORMANCE OUTCOMES                                      ACCEPTABLE OUTCOMES                                                         PROPOSED SOLUTION
                                                           AO6.5
                                                           Where an emergency access point is required, it complies with the
                                                           relevant works codes and PSP6 Engineering Design Standards.

 Lot design
                                                                                                                                       AO7
 PO7                                                      AO7
 Lot design and building siting minimises bushfire hazard Each residential lot:
                                                                                                                                       (a) A building envelope is nominated on the plan of subdivision.
 risk to people and property.                             a) includes a building envelope, identified on a plan of subdivision;
                                                           b) is of sufficient size and shape to allow for efficient emergency
                                                                                                                                       (b) The site is an existing battle axe lot. The access route is situated on near
                                                           access to buildings for firefighting appliances (e.g. by avoiding battle-
                                                                                                                                       level ground and bordered by low hazard VHC 41.1 conditions present in the
                                                           axe/hatchet lots and long narrow lots with long access driveways to
                                                                                                                                       adjacent lots right through to the Lot 7 building area. There was no obvious risk
                                                           buildings);
                                                                                                                                       of vegetation blocking access or egress into the site observed at the time of
                                                           c) where more than 2500m², achieves setbacks from hazardous                 inspection. The access route is exposed to <29kW/m² RHF.
                                                           vegetation in line with Bushfire Attack Level 29 requirements as per
                                                                                                                                       (c) The Lot 7 building envelope is provided approximately 8-10m setback to
                                                           AS3959; and
                                                                                                                                       AS3959 classified Type A open forest to the north and east. A 12.4m setback
                                                           d) is designed so that buildings and structures are sited in locations of   would be required to achieve BAL 29 under AS3959 assessment methodology
                                                           lowest hazard within the lot and elements of the development least          (refer Flamesol output for SU1a in Appendix 3 which accounts for a 100m flame
                                                           susceptible to fire are closest to the fire hazard.                         width). The proposed Lot 7 building envelope measures 1,020m² hence a future
                                                                                                                                       building can be readily sited therein to achieve the necessary additional 2.4 -
                                                                                                                                       4.4m separation to achieve Bushfire Attack Level 29 requirements as per
                                                                                                                                       AS3959.
                                                                                                                                       (d) The future building on Lot 7 will be sited amongst cleared lawn on the
                                                                                                                                       interface of the Potential Impact Buffer and Low Hazard Area, with the latter
                                                                                                                                       being the lowest hazard area in the lot.

 Firebreaks and fire access tracks

 PO8                                                       AO8.1                                                                       AO8.1 – The development does not involve the creation of a new road and
 Firebreaks and fire access tracks provide:                Where development involves the creation of a new road and lots, a           lots.
                                                           firebreak is provided by providing a cleared road reserve not less than
                                                           20 metres wide and maximum gradient of 12.5% around the perimeter
 a) adequate access for firefighting and other
                                                           of the subdivision, between the created lots and surrounding
 emergency vehicles; and
                                                           vegetated lands.
 b) adequate access for the evacuation of residents and    OR
 emergency personnel in an emergency situation.            AO8.2                                                                       AO8.2 - The provision of fire access tracks has been deemed unnecessary
                                                           Fire access tracks are provided between the created lots and                given site conditions and the occurrence of existing access tracks about the
                                                           surrounding vegetated land that:                                            site.
                                                           a) have a cleared minimum width of 6 metres;
                                                           b) have a maximum gradient of 12.5%;
                                                           c) provide unbroken access for fire fighting vehicles;
                                                           d) provide passing bays and turning areas;
                                                           e) are located within an access easement that is granted in favour of
                                                           Noosa Council and the Queensland Fire and Rescue Service.
                                                           AO8.3                                                                       AO8.3 – All bushfire management measures would be carried out on the
                                                           Bushfire management measures are carried out on the subject                 subject property.
                                                           property and not any adjoining property.




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