WaterproofingCommercial
Planter Box Waterproofing Inspection & Test Plan
ITP for planter box waterproofing on podium and rooftop structures covering internal lining, root barriers, drainage layers, overflow provisions and long-term maintenance considerations.
12 checklist items
2 hold points
1 witness points
Checklist Preview
Substrate Preparation
Requires sign-offP/F
Concrete fully cured and surface preparedP/F
Internal corner fillets installedP/F
Drain outlet pre-formed and preppedWaterproof Lining
Requires sign-offP/F
Membrane system rated for permanent immersion Hold
P/F
Membrane continuous to top of planter wallP/F
Reinforcing band at all corners and junctionsPhoto
P/F
Root barrier layer installed over membraneDrainage & Testing
Requires sign-offP/F
Drainage cell layer installed at baseP/F
Geotextile filter layer over drainage cellsP/F
Overflow outlet at correct heightP/F
Flood test satisfactory (48-hour minimum) Hold Witness
P/F
Inspection access for drain maintenance notedPrefer AI?
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