The membrane is checked after it is applied and before a tile covers it, because that is the only window.
Point Cook has produced the clearest membrane findings of any suburb we cover: a membrane bare and starved across many sections, and waterproofing incomplete across the wet areas at the time of inspection.
Annotated findings from Waterproofing inspections on Point Cook builds. Client addresses withheld.



1Bored piersAfter boring and cage placement, before concrete
2Slab pre-pourThe day before the pour, with steel and formwork open
3FrameOnce frame and trusses are up and the roof is on, before sarking
4Lock-up (pre-plaster)After roof, cladding and external doors, before plaster
5FixingAfter mouldings, doors and joinery, before painting
7Pre-handover (PCI)About a week before practical completionInstant online pricing, or talk to the booking team on 1300 471 805.
The coating has been applied too thinly, so it is not at the thickness the product requires to work. It looks finished and is not.
By then it is under tile, and inspecting it means removing that tile.
AS 3740 for waterproofing of domestic wet areas, with the NCC.
No. Flood testing is intrusive and sits with the waterproofer.
Victorian builders generally combine the two into fixing including waterproofing.
The waterproofer, before tiling.