210055 - 327 Kinmond Creek Road, COOTHARABA - Bushfire Risk Assessment

29/07/2020                                               Flamesol - powered by FPA Australia




                                                 Calculated July 29, 2020, 7:46 am (MDc v.4.8)

                                                                     Cootharaba

                                      Minimum Distance Calculator - AS3959-2018 (Method 2)


                                               Inputs                                          Outputs


                                Fire Danger                              Rate of
                                                   47                                           2.15 km/h
                                Index                                    spread


                                Vegetation
                                                   Forest                Flame length           18.17 m
                                classification


                                Surface fuel                                                    54 °, 64 °, 72 °, 76 °,
                                                   31 t/ha               Flame angle
                                load                                                            78 ° & 84 °


                                                                                                6.58 m, 7.14 m, 7.17
                                Overall fuel                             Elevation of
                                                   35 t/ha                                      m, 6.78 m, 6.5 m &
                                load                                     receiver
                                                                                                3.52 m


                                Vegetation
                                                   n/a                   Fire intensity         38,888 kW/m
                                height


                                                                                                0.866, 0.844,
                                Effective
                                                   3°                    Transmissivity         0.8159999999999999,
                                slope
                                                                                                0.79, 0.777 & 0.719


                                                                                                0.6051, 0.4507,
                                Site slope         3°                    Viewfactor             0.3058, 0.2073,
                                                                                                0.1688 & 0.0456


                                                                         Minimum
                                Flame width        100 m                 distance to <          12 m
                                                                         40 kW/m²


                                                                         Minimum
                                Windspeed          n/a                   distance to <          16 m
                                                                         29 kW/m²


                                                                         Minimum
                                Heat of
                                                   18,600 kJ/kg          distance to <          24 m
                                combustion
                                                                         19 kW/m²


                                                                         Minimum
                                Flame
                                                   1,090 K               distance to <          34 m
                                temperature
                                                                         12.5 kW/m²


                                                                         Minimum
                                                                         distance to <          42 m
                                                                         10 kW/m²

                                                            Rate of Spread - Mcarthur, 1973 & Noble et al., 1980

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