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IfcReferencesValueDocument

Definition from IAI: An IfcReferencesValueDocument is a means of referencing many instances of IfcAppliedValue to a single document where the document is a price list, quotation, list of environmental impact values or other source of information.

HISTORY: New class in IFC Release 2x. Name changed from IfcReferencesCostDocument in IFC 2x2

Use Definitions

The purpose of this class is to be able to identify a reference source from which applied values are obtained. Since many objects may be obtain such values from the same referenced document, use of a relationship class allows the document to be identified once only when information is exchanged or shared rather than many times.

EXPRESS specification:

ENTITY IfcReferencesValueDocument;
ReferencedDocument  :  IfcDocumentSelect;
ReferencingValues  :  SET [1:?] OF IfcAppliedValue;
Name  :  OPTIONAL IfcLabel;
Description  :  OPTIONAL IfcText;
END_ENTITY;

Attribute definitions:

ReferencedDocument  :  A document such as a price list or quotation from which costs are obtained.
ReferencingValues  :  Costs obtained from a single document such as a price list or quotation.
Name  :  A name used to identify or qualify the relationship to the document from which values may be referenced..
Description  :  A description of the relationship to the document from which values may be referenced.

Inheritance graph

ENTITY IfcReferencesValueDocument;
ENTITY IfcReferencesValueDocument;
ReferencedDocument  :  IfcDocumentSelect;
ReferencingValues  :  SET [1:?] OF IfcAppliedValue;
Name  :  OPTIONAL IfcLabel;
Description  :  OPTIONAL IfcText;
END_ENTITY;