Building in bushfire-prone areas is one of the enduring challenges of Australian design and construction. Australia is one of the most fire-prone countries on earth; each fire season is a reminder of what's at stake for the homes and communities built at the edge of the bush. With more Australians living in these areas and fire seasons growing longer, getting bushfire construction right matters more than ever.

BAL (or “Bushfire Attack Level”) is how Australia grades a building's exposure to bushfire. Every building in a bushfire-prone area is assigned a level, from BAL-LOW up to the Flame Zone, based on the risk its site faces and that rating sets how it must be built.

Today we'll work through the BAL system end to end: the bushfire risk framework, how a site's Bushfire Attack Level is determined, the regulatory pathway through the NCC and AS 3959, and the testing regimes that underpin compliant construction.

At the end of this presentation, you should be able to:

Understand the bushfire risk framework in Australia, including how bushfire-prone land is defined and mapped and the factors that drive bushfire risk.
Interpret the Bushfire Attack Level (BAL) system and explain how a building's exposure is assessed and translated into construction requirements.
Navigate the regulatory pathway for bushfire construction, from the National Construction Code performance requirements through to the Deemed-to-Satisfy provisions of AS 3959.
Understand how bushfire construction systems are tested and verified, and how testing evidence underpins compliance and product selection
Identify the construction responses appropriate to BAL-FZ exposure, including the key considerations for walls, roofs and building openings in the flame zone.

AACA NSCA Competency Standards related to this session:
PC12 PRACTICE MANAGEMENT AND PROFESSIONAL CONDUCT
PC39 DETAILED DESIGN AND CONSTRUCTION DOCUMENTATION
PC45 DETAILED DESIGN AND CONSTRUCTION DOCUMENTATION

Architecture & Design Team

TBA FIREFLY

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