IfcRelConnectsStructuralActivity

Natural language names
Verbindet Einwirkungen / Reaktionen des Tragwerks - Relation
Rel Connects Structural Activity
Change log
ItemSPFXMLChangeDescription
IFC2x3 to IFC4 4.0.0.0
    IfcRelConnectsStructuralActivity
      OwnerHistoryMODIFIEDInstantiation changed to OPTIONAL.
Semantic definitions at the entity
Entity definition

The IfcRelConnectsStructuralActivity relationship connects a structural activity (either an action or reaction) to a structural member, structural connection, or element.

HISTORY  New entity in IFC2x2.

Attribute definitions
#AttributeTypeCardinalityDescription G
5RelatingElementIfcStructuralActivityAssignmentSelect Reference to a structural item or element to which the specified activity is applied. X
6RelatedStructuralActivityIfcStructuralActivity Reference to a structural activity which is acting upon the specified structural item or element. X
Inherited definitions from supertypes
Entity inheritance IfcRelConnects IfcRelationship IfcRoot
Attribute inheritance
#AttributeTypeCardinalityDescriptionG
IfcRoot
1GlobalIdIfcGloballyUniqueId Assignment of a globally unique identifier within the entire software world. X
2OwnerHistoryIfcOwnerHistory? Assignment of the information about the current ownership of that object, including owning actor, application, local identification and information captured about the recent changes of the object,
NOTE  only the last modification in stored - either as addition, deletion or modification.
IFC4 CHANGE  The attribute has been changed to be OPTIONAL.
X
3NameIfcLabel? Optional name for use by the participating software systems or users. For some subtypes of IfcRoot the insertion of the Name attribute may be required. This would be enforced by a where rule. X
4DescriptionIfcText? Optional description, provided for exchanging informative comments. X
IfcRelationship
IfcRelConnects
IfcRelConnectsStructuralActivity
5RelatingElementIfcStructuralActivityAssignmentSelect Reference to a structural item or element to which the specified activity is applied. X
6RelatedStructuralActivityIfcStructuralActivity Reference to a structural activity which is acting upon the specified structural item or element. X
Definitions applying to General Usage

Concept inheritance

#ConceptTemplateModel View
IfcRoot
IdentitySoftware IdentityGeneral Usage
Revision ControlRevision ControlGeneral Usage
Formal representations
XML Specification
 <xs:element name="IfcRelConnectsStructuralActivity" type="ifc:IfcRelConnectsStructuralActivity" substitutionGroup="ifc:IfcRelConnects" nillable="true"/>
 <xs:complexType name="IfcRelConnectsStructuralActivity">
  <xs:complexContent>
   <xs:extension base="ifc:IfcRelConnects">
    <xs:sequence>
     <xs:element name="RelatingElement">
      <xs:complexType>
       <xs:group ref="ifc:IfcStructuralActivityAssignmentSelect"/>
      </xs:complexType>
     </xs:element>
     <xs:element name="RelatedStructuralActivity" type="ifc:IfcStructuralActivity" nillable="true"/>
    </xs:sequence>
   </xs:extension>
  </xs:complexContent>
 </xs:complexType>
EXPRESS Specification
ENTITY IfcRelConnectsStructuralActivity
 SUBTYPE OF (IfcRelConnects);
  RelatingElement : IfcStructuralActivityAssignmentSelect;
  RelatedStructuralActivity : IfcStructuralActivity;
END_ENTITY;

Link to EXPRESS-G diagram EXPRESS-G diagram

References  References: IfcStructuralActivity IfcStructuralItem

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