RoofingCommercial
Membrane Roofing Inspection & Test Plan
ITP for single-ply or built-up membrane roofing systems covering substrate preparation, membrane laying, seam welding, penetration detailing and drainage verification per AS 4654.1.
13 checklist items
3 hold points
1 witness points
Checklist Preview
Substrate Preparation
Requires sign-offP/F
Substrate dry, clean and free from protrusionsP/F
Falls to drainage outlets per design Hold
P/F
Vapour barrier installed where specifiedP/F
Insulation boards laid and securedMembrane Installation
Requires sign-offP/F
Membrane type and thickness per specificationP/F
Hot air weld temperature per manufacturerP/F
Seam integrity test (probe or vacuum) Hold Witness
P/F
Overlap width per manufacturer minimumP/F
Mechanical fixing pattern per wind uplift zoneDetails & Completion
Requires sign-offP/F
Upstand at walls and parapets per detailP/F
Penetration boots welded and sealedPhoto
P/F
Drainage outlet collars clamped and sealedP/F
Flood or electronic leak test satisfactory Hold
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