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Bushfire Attack Level (BAL) ratings explained

Building in a bushfire prone area means a BAL assessment. Here's what that involves.

1 min readUpdated 22 October 2026

Hidden Valley, like much of the Mid West coast, is in a designated bushfire prone area. That’s normal and manageable.

What a BAL is

A Bushfire Attack Level measures how much a building could be exposed to ember attack, radiant heat and flame. The rating depends on the vegetation, slope and distance from the building.

How it affects your home

The BAL rating sets the construction standard your home must meet, such as ember screens, materials and window specifications.

Who does it

A BAL assessment is usually arranged by your builder or designer as part of the building application to the Shire.

Good design helps

Where you place your home in the building envelope and how you manage the vegetation around it can affect the rating.

Annexure in the contract The Hidden Valley contract includes a bushfire prone area annexure. Your settlement agent can explain it.

What comes with every lot

Power, water, NBN, fencing and clearing, all included. See the inclusions →

Common questions

Is Hidden Valley in a bushfire prone area?

Yes, like much of the Mid West coast.

Who arranges the BAL assessment?

Usually your builder or designer.

Questions? Talk to Terry.

Ask about lots, the contract, building or visiting and Terry will call you back.

Terry McBratney

Terry McBratney

Agent / Developer

  • $10,000 deposit secures your lot
  • Nothing more to pay until settlement in mid-2027
  • Construction commences October
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