Bushfire Attack Level 2026

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The document is a Bushfire Attack Level Assessment Report that follows the guidelines of AS 3959 (2009) and includes property details, types of building work, and a systematic assessment process for determining the bushfire risk based on vegetation, distance from classified vegetation, and land slope. It outlines steps to assess fire danger indices and classify surrounding vegetation to establish the appropriate Bushfire Attack Level (BAL) for construction projects.

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Click ‘Get Form’ to open the Bushfire Attack Level Assessment Report in the editor.
Begin by filling in the Property Details section. Enter the Applicant's Name, Contact Phone Numbers, Municipality, Lot, and Address accurately.
In the Type of Building Work section, select the appropriate building class from the options provided. Include a brief description of the building work.
Proceed to Step 1 of the assessment: Select the relevant fire danger index (FDI) based on your location—either FDI 50 for alpine areas or FDI 100 for general Victoria.
For Step 2, assess and tick the vegetation classification within a 100m radius in all directions. Refer to Table 2.3 for guidance on vegetation types.
In Step 3, measure and record the distance from classified vegetation in each direction (North, South, East, West).
Step 4 requires determining the effective slope of land under classified vegetation. Record this information accurately.
Finally, in Step 5, use Tables 2.4.2 to 2.4.5 to determine the Bushfire Attack Level (BAL) based on previous steps and select the highest BAL obtained.

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2020	4.7 Satisfied (23 Votes)
2014	4 Satisfied (32 Votes)

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What are the six bushfire attack levels?

Bush Fire Attack Level BALDescription of risk BAL LOW Lowest risk from a potential fire. BAL 12.5 Risk is primarily from potential embers during a fire. BAL 19 Moderate risk, particularly from embers and burning debris. BAL 29 High risk, particularly from embers, debris and heat.2 more rows

Is bal 12.5 good?

BAL-12.5, a rating used in Australia, determines construction requirements for buildings in bushfire-prone areas. Representing a lower bushfire risk, it ensures safer construction. Some construction requirements for BAL-12.5 rated buildings: Roof: Use non-combustible materials like concrete, steel, or tiles.

What is the highest level of bushfire alert?

An Emergency Warning is the highest level of Bush Fire Alert. You may be in danger and need to take action immediately.

What does bal 40 mean?

Bushfire Attack Level (BAL) - 40 (Very High) 5.0(c)(i) of the NCC). BAL40 is primarily concerned with protection of your building from ember attack and burning debris ignited by wind borne embers and exposure to a high level of radiant heat radiant heat up to and including 40 kW/m2.

What is a 12.5 bal rating?

This is the lowest BAL rating you can receive in a bushfire prone area which indicates that there is risk of ember attack but the possible radiant heat flux exposure will not be greater than 12.5kW per square metre. This rating means there are no special construction requirements. This is a low risk rating.

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Is bal-19 bad?

BAL-19, a Bushfire Attack Level rating in Australia, sets construction requirements for moderate bushfire risk. Consequently, it guides builders to enhance fire safety. Some of the construction requirements for BAL-19 rated buildings: Roof: Use non-combustible materials like concrete, steel, or tiles.

Bushfire Attack Level 2026

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