Bits of burnt gum leaves lie on the ground all over South Canberra. Indeed, you can find them in virtually every part of Canberra.
So maybe the whole of Canberra is a bushfire prone area, and from here on we should build houses accordingly.
At present there is an Australian Standard for construction in bushfire prone areas. It is compulsory in areas declared by state governments and local authorities as bushfire prone. But no areas on the urban fringe of Canberra were so declared at the time of the January 18 bushfires.
It is time to be wise after the event – not only with bushfires but with reconstruction generally.
There will be pressures not to. They will largely be driven by short-term cost considerations. But those burnt leaves help illustrate the balance of cost. The expense of sealing eaves, meshing vents or even making fences of steel or masonry is trivial compared to the loss of the whole house.
Archicentre, the building advisory service of the Royal Australian Institute of Architects, lays out some simple principles:
* Build on flat ground on a concrete slab. If you build on a slope fit the house into the slope rather than have it supported on poles.
* Build where there is a fuel break around the home.
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