OptionalmodelId: stringAll IfcStructuralAnalysisModel containers.
OptionalmodelId: stringAll IfcStructuralConnection subtype occurrences.
OptionalmodelId: stringFull structural extraction for the active (or specified) model.
OptionalmodelId: stringAll IfcStructuralLoadGroup / IfcStructuralLoadCase entities.
OptionalmodelId: stringAll IfcStructuralMember subtype occurrences.
OptionalmodelId: stringAll IfcStructuralResultGroup entities.
OptionalmodelId: string
All IfcStructuralActivity subtype occurrences (actions and reactions).