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Summary
ISO 12006-3:2022 defines the conceptual schema for data dictionaries that hold structured information about construction objects, properties, and relationships. The basis for buildingSMART Data Dictionary (bSDD) and similar systems.
Defines a language-independent information model for object-oriented information about construction works. Underpins data dictionaries used in BIM.
Key Values
ImplementationbuildingSMART Data Dictionary (bSDD)
ReplacesISO 12006-3:2007
Practical Notes
! Most engineers never read this part directly — it's foundational for tool builders
! Check the buildingSMART Data Dictionary (bSDD) for ready-made data templates