Reference Document Bushfire Hazard Assessment & Management Plan 131998.981.5

Bushfire Hazard Assessment & Management Plan v4 NCES REF: J001061
Lot 7 on RP216403, Lot 394 on M371117, and Lot 650 on M37380 — 48-59 Kabi Road, Cootharaba

 

 

FA oom

Calculated July 13, 2022, 9:50 am (MDc v.4.9)

VHC 8.1 to the South/Southwest - 1 degree

   

TOTO te Merl at eae eth:

 

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Fire Danger Index a7 Rate of spread 1,87 km/h

Vegetation classification Forest Flame length 16.37m

Understorey fuel load 31 t/ha Flame angle 65°, 70°, 75°, 78°, 79° & 84°

Total fuel load 35 t/ha Elevation of receiver 7,08 m, 7.25 m, 7.28 m, 7.17 m, 7.06 m&5.98 m
Vegetation height n/a Fire intensity 33,875 kW/m

Effective slope = Transmissivity 0.851, 0.832, 0.806, 0.783, 0.772 & 0.72

Site slope as Viewfactor 0.4181, 0.3113, 0.2106, 0.1427, 0.1157 & 0.031
Flame width 100m

Windspeed n/a

Heat of combustion 18,600 ki/kg

Flame temperature 1,200 K

 

 

Rate of Spread - Mcarthur, 1973 & Noble et af., 198
Flame length - NSW Rural Fire Service, 2001 & Noble et al, 1980
Elevation of receiver - Douglas & Tan, 2005
Flame angle - Douglas & Tan, 2005

Radiant heat flux - Drysdale, 1999, Sullivan et al., 2003, Douglas & Tan, 2005

 

 

 

Plate 15—VHC 8.1 (tall open forest) to the South/Southwest — 1 degree — 100m Flame Width

 

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