IFC building model
Schema: "IFC4"
Description: "ViewDefinition [CoordinationView_V2.0]"
File name: "famous-fallingwater-real-listing.ifc"
Time stamp: "2026-05-09T00:00:00"
Author: "BIM.HOUSE"
Organization: "Enabler Inc."
Preprocessor: "IFC4 Add2 — Real Listing AI Design"
Originating system: "BIM.HOUSE"
Application: "BIM.HOUSE" version "1.0" identifier "bim.house"

People and organizations
  Person (none given)
  Owner history of Person (none given) | application "BIM.HOUSE" version "1.0" identifier "bim.house" | change ADDED | created 1714000000 (2024-04-24T23:06:40Z)

Units
  LENGTHUNIT: MILLI METRE
  AREAUNIT: SQUARE_METRE
  VOLUMEUNIT: CUBIC_METRE
  PLANEANGLEUNIT: RADIAN

Spatial structure
IFCPROJECT "落水荘 (Fallingwater) — Frank Lloyd Wright 1935" | long name "BIM.HOUSE" | phase "3-story RC カンチレバー (3 段重ね) + Pottsville 砂岩 マッシブ壁 + Cherokee Red サッシ + 銅板屋根, 350sqm proposed for 1850sqm lot at Mill Run, Pennsylvania, USA — Bear Run 渓流上"
  IFCSITE "Mill Run, Pennsylvania, USA — Bear Run 渓流上" | object type "Real listing site, 1850sqm" | elevation above sea level 0.
    IFCBUILDING "落水荘 (Fallingwater) — Frank Lloyd Wright 1935 (Proposed)" | object type "3F RC カンチレバー (3 段重ね) + Pottsville 砂岩 マッシブ壁 + Cherokee Red サッシ + 銅板屋根 350sqm" | reference height above sea level 0. | terrain above sea level 0.
      IFCBUILDINGSTOREY "GF" | elevation 0.
        contains 575 elements
          185 x IFCBUILDINGELEMENTPROXY | names: "Hearthstone (boulder in-situ)", "Bedrock outcrop 1", "Bedrock outcrop 2" (+182 more) | material: "Natural Stone"; "Pottsville Sandstone"; "Cherokee Red Steel"; "Reinforced Concrete"; "Water"; "Tree Trunk" | property sets: Pset_BuildingElementCommon, BaseQuantities
          90 x IFCWALL | names: "Stone Core N course 1", "Stone Core W course 1", "Stone Core E course 1" (+87 more) | material: "Pottsville Sandstone" | property sets: Pset_WallCommon, BaseQuantities
          1 x IFCROOF | FLAT_ROOF | names: "Chimney cap (copper)" | material: "Cherokee Red Steel" | property sets: Pset_RoofCommon, BaseQuantities
          3 x IFCSLAB | FLOOR | names: "F1 Cantilever Slab (Living Floor)", "F2 Cantilever Slab (Bedroom Floor)", "F3 Cantilever Slab (Study/Roof)" | material: "Reinforced Concrete"; "Cherokee Red Steel" | property sets: Pset_SlabCommon, BaseQuantities
          4 x IFCCOVERING | FLOORING | names: "F1 Cantilever Slab (Living Floor) ochre finish", "F2 Cantilever Slab (Bedroom Floor) ochre finish", "F3 Cantilever Slab (Study/Roof) ochre finish" (+1 more) | material: "Clay Roof Tile"; "Pottsville Sandstone" | property sets: Pset_CoveringCommon, BaseQuantities
          42 x IFCWINDOW | names: "F1 S Glass pane 1", "F1 S Glass pane 2", "F1 S Glass pane 3" (+39 more) | material: "Cherokee Red Steel"; "Plate Glass" | property sets: Pset_WindowCommon, BaseQuantities
          3 x IFCDOOR | names: "F2 Master Bedroom Terrace Door", "F3 Study Terrace Door", "Main Entry Door" | material: "Cherokee Red Steel" | property sets: Pset_DoorCommon, BaseQuantities
          36 x IFCSTAIR | STRAIGHT_RUN_STAIR | names: "F1→F2 Tread 1", "F1→F2 Tread 2", "F1→F2 Tread 3" (+33 more) | material: "Reinforced Concrete"; "Water" | property sets: Pset_StairCommon, BaseQuantities
          194 x IFCRAILING | HANDRAIL | names: "Stair Rail F1", "Stair Rail F2", "Stair Rail F3" (+191 more) | material: "Cherokee Red Steel"; "Generic" | property sets: Pset_RailingCommon, BaseQuantities
          5 x IFCSPACE | INTERNAL | names: "F1 Living Room (LDK)", "F1 Dining Alcove", "F1 Kitchen" (+2 more) | material: "Pottsville Sandstone"; "Solid Wood"; "Generic" | property sets: Pset_SpaceCommon, BaseQuantities
          12 x IFCFURNISHINGELEMENT | names: "Living Room Fireplace", "Wisteria Kettle", "Dining Table (built-in walnut)" (+9 more) | material: "Cherokee Red Steel"; "Generic"; "Solid Wood" | property sets: Pset_BuildingElementCommon, BaseQuantities

Property sets
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Hearthstone (boulder in-situ)" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Bedrock outcrop 1" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Bedrock outcrop 2" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Bedrock outcrop 3" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Bedrock outcrop 4" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Bedrock outcrop 5" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Bedrock outcrop 6" (IFCLABEL)
  Pset_BuildingElementCommon | properties | on 1 object (1 IFCBUILDINGELEMENTPROXY)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1 Cantilever Slab (Living Floor) Cherokee Red edge 1" (IFCLABEL)
  Pset_BuildingElementCommon: 192 more contents on 192 objects not shown
  BaseQuantities | quantities | on 36 objects (36 IFCWALL)
    Height = 0.6660 [MILLI METRE]
    Length = 0.6000 [MILLI METRE]
    NetSideArea = 0.3996 [SQUARE_METRE]
    NetVolume = 2.1578 [CUBIC_METRE]
  BaseQuantities | quantities | on 28 objects (28 IFCSTAIR)
    NetVolume = 0.0600 [CUBIC_METRE]
  BaseQuantities | quantities | on 24 objects (24 IFCWALL)
    Height = 0.6660 [MILLI METRE]
    Length = 1.2000 [MILLI METRE]
    NetSideArea = 0.7992 [SQUARE_METRE]
    NetVolume = 0.9590 [CUBIC_METRE]
  BaseQuantities | quantities | on 24 objects (24 IFCBUILDINGELEMENTPROXY)
    NetVolume = 0.0260 [CUBIC_METRE]
  BaseQuantities | quantities | on 18 objects (18 IFCWALL)
    Height = 0.6660 [MILLI METRE]
    Length = 4.0000 [MILLI METRE]
    NetSideArea = 2.6640 [SQUARE_METRE]
    NetVolume = 1.5984 [CUBIC_METRE]
  BaseQuantities | quantities | on 18 objects (18 IFCBUILDINGELEMENTPROXY)
    NetVolume = 0.0120 [CUBIC_METRE]
  BaseQuantities | quantities | on 18 objects (18 IFCWINDOW)
    Area = 3.4800 [SQUARE_METRE]
    NetVolume = 0.3480 [CUBIC_METRE]
    OverallHeight = 2.4000 [MILLI METRE]
    OverallWidth = 1.4500 [MILLI METRE]
  BaseQuantities | quantities | on 12 objects (12 IFCWALL)
    Height = 0.6660 [MILLI METRE]
    Length = 2.5000 [MILLI METRE]
    NetSideArea = 1.6650 [SQUARE_METRE]
    NetVolume = 0.8325 [CUBIC_METRE]
  BaseQuantities: 76 more contents on 142 objects not shown
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "120" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = TRUE (IFCBOOLEAN)
    Reference = "Stone Core N course 1" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "120" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = TRUE (IFCBOOLEAN)
    Reference = "Stone Core W course 1" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "120" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = TRUE (IFCBOOLEAN)
    Reference = "Stone Core E course 1" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "120" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = TRUE (IFCBOOLEAN)
    Reference = "Stone Core N course 2" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "120" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = TRUE (IFCBOOLEAN)
    Reference = "Stone Core W course 2" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "120" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = TRUE (IFCBOOLEAN)
    Reference = "Stone Core E course 2" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "120" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = TRUE (IFCBOOLEAN)
    Reference = "Stone Core N course 3" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "120" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = TRUE (IFCBOOLEAN)
    Reference = "Stone Core W course 3" (IFCLABEL)
  Pset_WallCommon: 82 more contents on 82 objects not shown
  Pset_RoofCommon | properties | on 1 object (1 IFCROOF)
    IsExternal = TRUE (IFCBOOLEAN)
    ProjectedArea = 2.56 (IFCAREAMEASURE) [SQUARE_METRE]
    Reference = "Chimney cap (copper)" (IFCLABEL)
  Pset_SlabCommon | properties | on 1 object (1 IFCSLAB)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1 Cantilever Slab (Living Floor)" (IFCLABEL)
  Pset_SlabCommon | properties | on 1 object (1 IFCSLAB)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F2 Cantilever Slab (Bedroom Floor)" (IFCLABEL)
  Pset_SlabCommon | properties | on 1 object (1 IFCSLAB)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F3 Cantilever Slab (Study/Roof)" (IFCLABEL)
  Pset_CoveringCommon | properties | on 1 object (1 IFCCOVERING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1 Cantilever Slab (Living Floor) ochre finish" (IFCLABEL)
  Pset_CoveringCommon | properties | on 1 object (1 IFCCOVERING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F2 Cantilever Slab (Bedroom Floor) ochre finish" (IFCLABEL)
  Pset_CoveringCommon | properties | on 1 object (1 IFCCOVERING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F3 Cantilever Slab (Study/Roof) ochre finish" (IFCLABEL)
  Pset_CoveringCommon | properties | on 1 object (1 IFCCOVERING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1 Flagstone Floor" (IFCLABEL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F1 S Glass pane 1" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F1 S Glass pane 2" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F1 S Glass pane 3" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F1 S Glass pane 4" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F1 S Glass pane 5" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F1 S Glass pane 6" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F1 S Glass pane 7" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F1 S Glass pane 8" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon: 34 more contents on 34 objects not shown
  Pset_DoorCommon | properties | on 1 object (1 IFCDOOR)
    AcousticRating = "Rw 35dB" (IFCLABEL)
    FireRating = "30" (IFCLABEL)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F2 Master Bedroom Terrace Door" (IFCLABEL)
    ThermalTransmittance = 1.8 (IFCREAL)
  Pset_DoorCommon | properties | on 1 object (1 IFCDOOR)
    AcousticRating = "Rw 35dB" (IFCLABEL)
    FireRating = "30" (IFCLABEL)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F3 Study Terrace Door" (IFCLABEL)
    ThermalTransmittance = 1.8 (IFCREAL)
  Pset_DoorCommon | properties | on 1 object (1 IFCDOOR)
    AcousticRating = "Rw 35dB" (IFCLABEL)
    FireRating = "30" (IFCLABEL)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Main Entry Door" (IFCLABEL)
    ThermalTransmittance = 1.8 (IFCREAL)
  Pset_StairCommon | properties | on 1 object (1 IFCSTAIR)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1→F2 Tread 1" (IFCLABEL)
  Pset_StairCommon | properties | on 1 object (1 IFCSTAIR)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1→F2 Tread 2" (IFCLABEL)
  Pset_StairCommon | properties | on 1 object (1 IFCSTAIR)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1→F2 Tread 3" (IFCLABEL)
  Pset_StairCommon | properties | on 1 object (1 IFCSTAIR)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1→F2 Tread 4" (IFCLABEL)
  Pset_StairCommon | properties | on 1 object (1 IFCSTAIR)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1→F2 Tread 5" (IFCLABEL)
  Pset_StairCommon | properties | on 1 object (1 IFCSTAIR)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1→F2 Tread 6" (IFCLABEL)
  Pset_StairCommon | properties | on 1 object (1 IFCSTAIR)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1→F2 Tread 7" (IFCLABEL)
  Pset_StairCommon | properties | on 1 object (1 IFCSTAIR)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1→F2 Tread 8" (IFCLABEL)
  Pset_StairCommon: 28 more contents on 28 objects not shown
  Pset_RailingCommon | properties | on 1 object (1 IFCRAILING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Stair Rail F1" (IFCLABEL)
  Pset_RailingCommon | properties | on 1 object (1 IFCRAILING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Stair Rail F2" (IFCLABEL)
  Pset_RailingCommon | properties | on 1 object (1 IFCRAILING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Stair Rail F3" (IFCLABEL)
  Pset_RailingCommon | properties | on 1 object (1 IFCRAILING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1 Terrace Rail S" (IFCLABEL)
  Pset_RailingCommon | properties | on 1 object (1 IFCRAILING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1 Terrace Rail N" (IFCLABEL)
  Pset_RailingCommon | properties | on 1 object (1 IFCRAILING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1 Terrace Rail E" (IFCLABEL)
  Pset_RailingCommon | properties | on 1 object (1 IFCRAILING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1 Terrace Rail W" (IFCLABEL)
  Pset_RailingCommon | properties | on 1 object (1 IFCRAILING)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1 S Picket 1" (IFCLABEL)
  Pset_RailingCommon: 186 more contents on 186 objects not shown
  Pset_SpaceCommon | properties | on 1 object (1 IFCSPACE)
    GrossPlannedArea = 84.00 (IFCAREAMEASURE) [SQUARE_METRE]
    IsExternal = FALSE (IFCBOOLEAN)
    PubliclyAccessible = FALSE (IFCBOOLEAN)
    Reference = "F1 Living Room (LDK)" (IFCLABEL)
  Pset_SpaceCommon | properties | on 1 object (1 IFCSPACE)
    GrossPlannedArea = 12.00 (IFCAREAMEASURE) [SQUARE_METRE]
    IsExternal = FALSE (IFCBOOLEAN)
    PubliclyAccessible = FALSE (IFCBOOLEAN)
    Reference = "F1 Dining Alcove" (IFCLABEL)
  Pset_SpaceCommon | properties | on 1 object (1 IFCSPACE)
    GrossPlannedArea = 12.00 (IFCAREAMEASURE) [SQUARE_METRE]
    IsExternal = FALSE (IFCBOOLEAN)
    PubliclyAccessible = FALSE (IFCBOOLEAN)
    Reference = "F1 Kitchen" (IFCLABEL)
  Pset_SpaceCommon | properties | on 1 object (1 IFCSPACE)
    GrossPlannedArea = 36.00 (IFCAREAMEASURE) [SQUARE_METRE]
    IsExternal = FALSE (IFCBOOLEAN)
    PubliclyAccessible = FALSE (IFCBOOLEAN)
    Reference = "F2 Liliane's Bedroom" (IFCLABEL)
  Pset_SpaceCommon | properties | on 1 object (1 (other))
    GrossPlannedArea = 30.00 (IFCAREAMEASURE) [SQUARE_METRE]
    IsExternal = FALSE (IFCBOOLEAN)
    PubliclyAccessible = FALSE (IFCBOOLEAN)
    Reference = "F2 Edgar Sr.'s Bedroom" (IFCLABEL)
  Pset_SpaceCommon | properties | on 1 object (1 IFCSPACE)
    GrossPlannedArea = 24.00 (IFCAREAMEASURE) [SQUARE_METRE]
    IsExternal = FALSE (IFCBOOLEAN)
    PubliclyAccessible = FALSE (IFCBOOLEAN)
    Reference = "F2 Edgar Jr.'s Bedroom" (IFCLABEL)
  Pset_SpaceCommon | properties | on 1 object (1 (other))
    GrossPlannedArea = 54.00 (IFCAREAMEASURE) [SQUARE_METRE]
    IsExternal = FALSE (IFCBOOLEAN)
    PubliclyAccessible = FALSE (IFCBOOLEAN)
    Reference = "F3 Edgar Jr.'s Study" (IFCLABEL)