Bushfire

Question 1

Bushfire status: Going

Answer 1

Fire expanding in a certain direction/s

Example: The bushfire is currently going northwards.

Question 2

Bushfire status: Contained

Answer 2

The spread of fire is halted

Example: The firefighters have successfully contained the bushfire.

Question 3

Bushfire status: Controlled

Answer 3

The complete perimeter of a fire is secured and no breakaway is expected

Example: The authorities have declared the bushfire to be controlled.

Question 4

Bushfire status: Safe

Answer 4

No further suppression action or patrols are necessary

Question 5

Fire Spread: Dead man zone

Answer 5

The distance a line of fire will spread in a five minute period when a fire rapidly accelerated due to changes in wind direction, fire traveling on level ground then onto slope

FOR EVERY 10 degrees OF UPSLOPE, DOUBLE THE RATE OF SPREAD, FOR EVERY 10 degrees OF DOWNSLOPE, HALF THE RATE OF SPREAD.

Question 6

Bulldozers: Construction rates

Answer 6

Depend on type and power of machine, experience of the operator, nature of the fuels including size and density of standing trees, ground and terrain