Definition from IAI: Properties common to the definition of all objects regards as assets.
Property Name
Property Type
Data or Rel. Type
Definition
OwnedNotLeased
IfcSimpleProperty
Indication whether the asset is owned (TRUE) or leased (FALSE)
Owner
IfcObjectReference
The owner/user of this asset (one of the building tenants)
Type
IfcSimpleProperty
More specific description about the type of the asset
Description
IfcSimpleProperty
General description of the asset type
CurrentEstimatedValue
IfcObjectReference
The current 'book' value of the asset
Definition from IAI: Properties common to the definition of all IfcBuilding.
Property Name
Property Type
Data or Rel. Type
Definition
Description
IfcSimpleProperty
General description of the building
Definition from IAI: Properties common to the definition of all IfcBuildingStorey.
Property Name
Property Type
Data or Rel. Type
Definition
Description
IfcSimpleProperty
Description for this type of the building storey
Definition from IAI: Properties about the quantity, orientation and inclination of elements. Can be attached to all IfcElement.
Property Name
Property Type
Data or Rel. Type
Definition
QuantityCalcStandard
IfcSimpleProperty
The standard by which the quantities in this Pset are calculated. If not specified, measures are simple geometry calculations
LengthQuantity
IfcSimpleProperty
The 1D length of this element (measured according to the standard). If standard not specified, then simple calculation of 1D length.
AreaQuantity
IfcSimpleProperty
The 2D area of this element (measured according to the standard). If standard not specified, then simple calculation of 2D surface area.
VolumeQuantity
IfcSimpleProperty
The 3D volume of this element (measured according to the standard). If standard not specified, then simple 3D volume calculation.
WeightQuantity
IfcSimpleProperty
The weight of this element (measured according to the standard). If standard not specified, then physical weight as calculated from volumne and density.
CountQuantity
IfcSimpleProperty
The count (number) of the element (measured according to the standard).
LengthQuantityDescription
IfcSimpleProperty
Description for or about the length quantity value extraction
AreaQuantityDescription
IfcSimpleProperty
Description for or about the area quantity value extraction
VolumeQuantityDescription
IfcSimpleProperty
Description for or about the volume quantity value extraction
WeightQuantityDescription
IfcSimpleProperty
Description for or about the weight quantity value extraction
CountQuantityDescription
IfcSimpleProperty
Description for or about the count quantity value extraction
Azimuth
IfcSimpleProperty
Azimuth of the element as derived from the placement of the element shape, by convention: North = 0' and measurement is done clockwise (i.e. south = 90’, if unit is grad) – the calculation procedure will be specific for each type of element. The following translations apply: G: Himmelsrichtung des Bauteils, J: HOUI-KAKU
Inclination
IfcSimpleProperty
Azimuth of the element as derived from the placement of the element shape, by convention: Vertical = 0', horizontal = 90', if unit is grad) – the calculation procedure will be specific for each type of element. The following translations apply: G: Bauteilneigung, J: KEISHA-KAKU
Definition from IAI: Properties about the occurrence specific manufacturer information. Can be attached to all IfcElement.
Property Name
Property Type
Data or Rel. Type
Definition
SerialNumber
IfcSimpleProperty
The serial number assigned to the individual manufactured item
AcquisitionDate
IfcObjectReference
The date that the manufactured item was purchased
Definition from IAI: Properties common to the definition of all generic opening types 'Recess' of IfcOpeningElement.
Property Name
Property Type
Data or Rel. Type
Definition
Description
IfcSimpleProperty
Description of this opening.
Definition from IAI: Properties common to the definition of all IfcSite.
Property Name
Property Type
Data or Rel. Type
Definition
Description
IfcSimpleProperty
Description for this type of Site (note name is captured in the TypeDef object that references this PropertySet)
BuildableArea
IfcSimpleProperty
Area of site that can be covered by buildings - according to local building codes.
BuildingHeightLimit
IfcSimpleProperty
Calculated maximum height of buildings on this site - according to local building codes.
Definition from IAI: Properties common to the definition of all IfcSpace.
Property Name
Property Type
Data or Rel. Type
Definition
Description
IfcSimpleProperty
Description for this type of Space
CodeUseType
IfcSimpleProperty
Occupancy type, as defined in the presiding building code.
SpaceCatalogue
IfcSimpleProperty
Description of the space catalogue
ReqSommerSpaceTemperature
IfcSimplePropertyWithUnit
IfcReal, ThermodynamicTemperatureUnit
Temperature for the hot (summer ) period, that is required from user/designer view point.
ReqSummerSpaceHumidity
IfcSimplePropertyWithUnit
IfcReal, ThermodynamicHumidityUnit
Humidity for the hot (summer ) period, that is required from user/designer view point.
ReqWinterSpaceTemperature
IfcSimplePropertyWithUnit
IfcReal, ThermodynamicTemperatureUnit
Temperature for the cold (winter ) period, that is required from user/designer view point.
ReqWinterSpaceHumidity
IfcSimplePropertyWithUnit
IfcReal, ThermodynamicHumidityUnit
Humidity for the cold (winter ) period, that is required from user/designer view point.
ReqIntermediateSpaceTemperature
IfcSimplePropertyWithUnit
IfcReal, ThermodynamicTemperatureUnit
Temperature for the intermediate (spring, autumn ) period, that is required from user/designer view point.
ReqIntermediateSpaceHumidity
IfcSimplePropertyWithUnit
IfcReal, ThermodynamicHumidityUnit
Humidity for the intermediate (spring, autumn ) period, that is required from user/designer view point.
ReqDiscontinuedHeating
IfcSimpleProperty
True if discontinued heating is required/desirable from user/designer view point.
MainFireUse
IfcSimpleProperty
Main fire use for the space which is assigned from the Fire Use Classification.
AncillaryFireUse
IfcSimpleProperty
Ancillary fire use for the space which is assigned from the Fire Use Classification.
FireRiskFactor
IfcSimpleProperty
Fire Risk factor assigned to the space
NaturalVentilation
IfcSimpleProperty
Indication whether the space is ventilated natural (true) or mechanical (false).
SprinklerProtection
IfcSimpleProperty
Indication whether the space is sprinkler protected (true) or not (false).
Definition from IAI: Properties common to the definition of all IfcSystem.
Property Name
Property Type
Data or Rel. Type
Definition
Description
IfcSimpleProperty
Description for this type of System
Definition from IAI: Properties common to the definition of all IfcZone.