Fraser Rise Building
Inspections

Ground conditions and slabs in Fraser Rise VIC

Fraser Rise sits on the volcanic plains west of Melbourne, where clay soils that swell and shrink with moisture are common, but the AS 2870 site class is set lot by lot from your own soil report, and fill placed during subdivision can change it between neighbours. We do not quote a class for the suburb. What our slab and frame visits show is consistent: waffle pod rafts with deep edge beams, barriers and mesh support that need attention before the pour, and slab edges that stand too far past the frame.

AS 2870 site class is set for each lot from its own soil test.

Reactive clays move with moisture, so drainage beside the slab matters for the life of the house.

Most slabs we inspect here are waffle pod rafts with deepened edge beams.

A slab edge more than 20 mm past the frame closes up the brick cavity.

Keep garden watering and downpipes away from the slab edge to limit seasonal movement.

More about Fraser Rise

Written by our local inspection team from work carried out in Fraser Rise. Licensed building practitioners, Building & Plumbing Commission registration CDB-U 53425.

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FAQ

Ground conditions and slabs in Fraser Rise VIC: common questions

What site class is Fraser Rise?

There is no single answer. Your lot's soil report gives the class your slab was designed to, and it can differ from the lot next door.

Why do some houses here crack?

Most cracking we see in young homes comes from wet and dry cycles in clay near the slab edge: gardens, leaking downpipes and paths that fall back to the house.

Should I ask for the soil report?

Yes. It is part of your design documents and tells you how reactive the ground under your home is.

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