How to audit a BIM IFC model for basic data quality
When to use: You receive an IFC file from a consultant and need a quality check.
Flow
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Parse the IFCAudit model.ifc — count entities by class, find missing Psets, flag orphan geometry.✓ Copied→ Entity counts + quality flags
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Check naming and classificationVerify wall and room naming against our company standard.✓ Copied→ Per-element conformance report
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Produce a coordinator-ready reportGenerate an issue list the consultant can act on.✓ Copied→ Ordered issue list
Outcome: A model audit report you can send back in under an hour.
Pitfalls
- Huge IFC files exceed memory — Stream-parse rather than load full tree; or pre-filter by spatial structure