ifcos-core-concepts

Use when learning IFC data model fundamentals or navigating IFC entity relationships. Prevents the common mistake of creating flat element structures without proper spatial hierarchy (Project > Site > Building > Storey). Covers entity hierarchy from IfcRoot to IfcElement, spatial structure, ownership model, placement system, representation system, and relationships across IFC2X3, IFC4, and IFC4X3 schemas. Keywords: IFC data model, entity hierarchy, spatial structure, IfcRoot, IfcElement, IfcProject, placement, representation, IFC schema, BIM fundamentals, what is IFC, IFC for beginners.

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