Wildfire Flashcards
Effect of slopes
For every 10 degrees up it doubles rate of spread, and every 10 degrees down it halves
What SOG does it fall under
SOG 7
3 factors affecting wild fire
Fuel, weather, topography
Size of fine fuels and heavy fuels
Fine <6mm
Heavy >6mm
Parts of a wild fire
Point of origin
Head
Heal
Flank
Finger
Unburnt island
If a fire is 100m or wider what will happen
It has reached its full rate of speed
What is topology
The lay of the land. Ie slopes, terrain, elevation
What does L.A.C.E.S stand for
Look out
Awareness
Communications
Escape routes
Safety refuge
Offensive strategies
Direct attack - flank/head
Indirect attack - back burning
Parallel attack - driving the fire towards somewhere with no fuel
Defensive strategies
Line defence
Ember defence
Backstop defence
Observe and control
Cafs 2000 specs
3.3m high
10 tonne
2000L water
100L foam
Cafs 8000 specs
3.7m high
23 tonne
8000L water
200L foam
Unstable atmosphere
Gusty, windy, localised winds, little devils
Stable atmosphere
Steady and predictable winds, morning mist and fog
4 weather factors that affect bushfires
Temperature, relative humidity, winds, atmospheric stability
Support duties
First aid, transport, logistics, staging
CAFs emergency systems
10% tank water, emergency spray, nomex curtains, lights sirens
First attack procedures
Warn anyone in danger
Report fire
Decide to attack
Select correct gear and equipment
Safety approach and attack
Follow procedures