IFC building model
Schema: "IFC4"
Description: "ViewDefinition [CoordinationView_V2.0]"
File name: "zumen-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 "千葉市中央区生実町 — 建築条件付き売地" | long name "BIM.HOUSE" | phase "2-story 木造軸組 (耐震等級 3) + 断熱等級 G2 (UA 0.46) + 高性能サッシ, 95sqm proposed for 105.78sqm lot at 千葉県千葉市中央区生実町 (建築条件付)"
  IFCSITE "千葉県千葉市中央区生実町 (建築条件付)" | object type "Real listing site, 105.78sqm" | elevation above sea level 0.
    IFCBUILDING "千葉市中央区生実町 — 建築条件付き売地 (Proposed)" | object type "2F 木造軸組 (耐震等級 3) + 断熱等級 G2 (UA 0.46) + 高性能サッシ 95sqm" | reference height above sea level 0. | terrain above sea level 0.
      IFCBUILDINGSTOREY "GF" | elevation 0.
        contains 20 elements
          2 x IFCSLAB | FLOOR | names: "F1 Slab", "F2 Slab" | material: "Solid Wood" | property sets: Pset_SlabCommon, BaseQuantities
          8 x IFCWALL | names: "F1 N Wall", "F1 S Wall", "F1 E Wall" (+5 more) | material: "Generic" | property sets: Pset_WallCommon, BaseQuantities
          1 x IFCDOOR | names: "Entry Door" | material: "Solid Wood" | property sets: Pset_DoorCommon, BaseQuantities
          7 x IFCWINDOW | names: "F1 N Window", "F1 E Window", "F1 W Window" (+4 more) | material: "Generic" | property sets: Pset_WindowCommon, BaseQuantities
          1 x IFCSTAIR | STRAIGHT_RUN_STAIR | names: "F1 → F2 Stair" | material: "Solid Wood" | property sets: Pset_StairCommon, BaseQuantities
          1 x IFCROOF | FLAT_ROOF | names: "Roof" | material: "Generic" | property sets: Pset_RoofCommon, BaseQuantities

Property sets
  Pset_SlabCommon | properties | on 1 object (1 IFCSLAB)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1 Slab" (IFCLABEL)
  Pset_SlabCommon | properties | on 1 object (1 IFCSLAB)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F2 Slab" (IFCLABEL)
  BaseQuantities | quantities | on 4 objects (4 IFCWALL)
    Height = 2.7000 [MILLI METRE]
    Length = 7.5000 [MILLI METRE]
    NetSideArea = 20.2500 [SQUARE_METRE]
    NetVolume = 3.0375 [CUBIC_METRE]
  BaseQuantities | quantities | on 4 objects (4 IFCWALL)
    Height = 2.7000 [MILLI METRE]
    Length = 0.1500 [MILLI METRE]
    NetSideArea = 0.4050 [SQUARE_METRE]
    NetVolume = 3.6855 [CUBIC_METRE]
  BaseQuantities | quantities | on 4 objects (4 IFCWINDOW)
    Area = 0.1650 [SQUARE_METRE]
    NetVolume = 0.2475 [CUBIC_METRE]
    OverallHeight = 1.1000 [MILLI METRE]
    OverallWidth = 0.1500 [MILLI METRE]
  BaseQuantities | quantities | on 3 objects (3 IFCWINDOW)
    Area = 1.6500 [SQUARE_METRE]
    NetVolume = 0.2475 [CUBIC_METRE]
    OverallHeight = 1.1000 [MILLI METRE]
    OverallWidth = 1.5000 [MILLI METRE]
  BaseQuantities | quantities | on 2 objects (2 IFCSLAB)
    NetArea = 68.2500 [SQUARE_METRE]
    NetVolume = 10.2375 [CUBIC_METRE]
  BaseQuantities | quantities | on 1 object (1 IFCDOOR)
    Area = 1.8900 [SQUARE_METRE]
    NetVolume = 0.2835 [CUBIC_METRE]
    OverallHeight = 2.1000 [MILLI METRE]
    OverallWidth = 0.9000 [MILLI METRE]
  BaseQuantities | quantities | on 1 object (1 IFCSTAIR)
    NetVolume = 9.7200 [CUBIC_METRE]
  BaseQuantities | quantities | on 1 object (1 IFCROOF)
    NetArea = 78.5700 [SQUARE_METRE]
    NetVolume = 14.1426 [CUBIC_METRE]
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "F1 N Wall" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "F1 S Wall" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "F1 E Wall" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "F1 W Wall" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "F2 N Wall" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "F2 S Wall" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "F2 E Wall" (IFCLABEL)
  Pset_WallCommon | properties | on 1 object (1 IFCWALL)
    FireRating = "30" (IFCLABEL)
    IsExternal = TRUE (IFCBOOLEAN)
    LoadBearing = FALSE (IFCBOOLEAN)
    Reference = "F2 W Wall" (IFCLABEL)
  Pset_DoorCommon | properties | on 1 object (1 IFCDOOR)
    AcousticRating = "Rw 35dB" (IFCLABEL)
    FireRating = "30" (IFCLABEL)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "Entry Door" (IFCLABEL)
    ThermalTransmittance = 1.8 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F1 N Window" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F1 E Window" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F1 W Window" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F2 S Window" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F2 N Window" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F2 E Window" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_WindowCommon | properties | on 1 object (1 IFCWINDOW)
    GlazingAreaFraction = 0.85 (IFCREAL)
    IsExternal = TRUE (IFCBOOLEAN)
    Reference = "F2 W Window" (IFCLABEL)
    ThermalTransmittance = 2.1 (IFCREAL)
  Pset_StairCommon | properties | on 1 object (1 IFCSTAIR)
    IsExternal = FALSE (IFCBOOLEAN)
    Reference = "F1 → F2 Stair" (IFCLABEL)
  Pset_RoofCommon | properties | on 1 object (1 IFCROOF)
    IsExternal = TRUE (IFCBOOLEAN)
    ProjectedArea = 78.57 (IFCAREAMEASURE) [SQUARE_METRE]
    Reference = "Roof" (IFCLABEL)