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