UPDATED DA - Attachment 6 - Bushfire Management Plan

                                                                                                       9


the State as a bushfire hazard using a               with that BVG vegetation structure class,
methodology developed by the                         provided in Figure 16 in the Bushfire
Commonwealth Science, Industry, Research             Resilient Communities, Technical Reference
Organisation (CSIRO) bushfire scientists lead        Guide for the State Planning Policy Natural
by Justin Leonard.                                   Hazards, Risk and Resilience – Bushfire of
                                                     October 2019’.
The FFDI values that have been mapped and
used in the current bushfire hazard mapping          The Qld Fire Department Catalyst Redi-Portal
has taken into account the projected changes         maps the following bushfire characteristics
to the FFDI values into the future years.            around the Doonan Waste Management
                                                     Centre administration and recycling and
The two documents are: -                             service areas (see Figure 8);

   Leonard, J., Newnham, G., Opie, K., and             FFDI – 48
    Blanchi, R. (2014) A new methodology for            VHC 9.1 Moist to dry eucalypt open
    state-wide mapping of bushfire prone                 forests on coastal lowlands and ranges.
    areas in Queensland. CSIRO, Australia.               VHC9.1 is attributed with a Surface fuel
    And                                                  load of 21.0t/ha and a total fuel load of
   Leonard, J., Opie, K. (2017) Estimating              24.2t/ha
    the potential bushfire hazard of                    VHC 29.3 Heathlands and associated
    vegetation patches and corridors. CSIRO,             scrubs and shrublands. VHC 29.3 is
    Australia.                                           attributed with a surface fuel load of
                                                         14.5t/ha and a total fuel load of 20.1t/ha.
The 2014 methodology and adaption by the
Queensland Fire Department (formally the             Table 1 below calculates the minimal
Qld Fire and Emergency Service) has used             separation distance that achieves a Radiant
the Qld Herbarium’s Broad Vegetation                 heat flux of 29kW/m2.
Groups (BVG) at 1:2m mapping scale along
Table 1 – Flamesol method Radiant heat flux calculation

Doonan Waste Management Centre - Minimum Distance Calculator - AS3959-2018 (Method 2)
(Calculated October 7, 2024, 6:50 pm (MDc v.4.9))

               Inputs                                           Outputs
Fire Danger Index       48          Rate of spread                1.25 km/h
Vegetation              Forest      Flame length                  11.04 m
classification
Understorey fuel        21 t/ha     Flame angle                    53.5 °, 63.5 °, 72.5 °, 77.5 °, 78.5
load                                                               ° & 84.5 °
Total fuel load         24.2 t/ha   Elevation of receiver          4.35 m, 4.83 m, 5.1 m, 5.16 m,
                                                                   5.13 m & 4.79 m
Vegetation height       n/a         Fire intensity                 15,654 kW/m
Effective slope         .5 °        Transmissivity                 0.879, 0.863, 0.841, 0.816, 0.803
                                                                   & 0.736
Site slope              .5 °        Viewfactor                     0.5971, 0.4385, 0.2966, 0.2007,
                                                                   0.1633 & 0.0445
Flame width             100 m       Minimum distance to < 40       9.1 m
                                    kW/m²

        RFA24-059 – Noosa Land Fill and Waste Management Facility – Bushfire Management Plan

Rob Friend & Associates Pty Ltd                                                   10th of October 2024