# Space (Usage)

| Field | Value |
| --- | --- |
| Discipline | ARC |
| Authorities | URA |
| Pages (COP v3.1) | 114–171 |
| IFC Bindings | 1 |
| Parameters | 31 |
| Source | CORENET X Code of Practice v3.1 |
| Source link | [View on CORENET X ↗](https://info.corenet.gov.sg/ifc-sg/bim-data-(ifc-sg)/glossary-of-identified-components?id=156265b6-a7ab-44dc-aa0e-8fa2a9e8dcee) |

## IFC Bindings

| # | IFC Entity | Predefined subtype(s) | Params | Notes |
| --- | --- | --- | --- | --- |
| 1 | `IfcSpace` | SPACE | 31 |  |

## Parameters

See `parameters.json` for the machine-readable, binding-grouped data (with resolved `allowed_values` for input-limited fields).

| IFC Entity | S/N | Property | Type | Unit | Input limited | Example |
| --- | --- | --- | --- | --- | --- | --- |
| `IfcSpace` | 1 | Accreditation_MAS | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 2 | Area | Area | m2 |  |  |
| `IfcSpace` | 3 | AmbulantDisabled | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 4 | BarrierFreeAccessibility | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 5 | ChildrenFriendly | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 6 | CValue | Text |  |  | 0.45 - 1 |
| `IfcSpace` | 7 | ElderlyFriendly | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 8 | EmergencyVoiceCommunicationSystem | Text |  | Y | 1-way EVC System; 2-way EVC System; Public Address System. |
| `IfcSpace` | 9 | FireDetectionAndSuppressionSystem | Text |  | Y | Automatic Fire Alarm System; Automatic Sprinkler System; Wat |
| `IfcSpace` | 10 | FireEmergencyVentilationMode | Text |  | Y | Natural Ventilation; Mechanical Ventilation; Pressurisation; |
| `IfcSpace` | 11 | FireExit | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 12 | FullyCoveredWithTreesShrubs | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 13 | HearingEnhancement | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 14 | Height | Length | mm |  |  |
| `IfcSpace` | 15 | LargerAccessible | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 16 | OccupancyLoad | Real |  |  |  |
| `IfcSpace` | 17 | OccupancyType | Text |  | Y | Refer to list of Occupancy Types in Modelling IFC+SG (Space  |
| `IfcSpace` | 18 | ParkingType | Text |  |  | Bicycle; Motorcycle |
| `IfcSpace` | 19 | PurposeGroup | Text |  |  | I; II; III |
| `IfcSpace` | 20 | RefuseOutput | Real |  |  | 120; 200- |
| `IfcSpace` | 21 | Retrofit | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 22 | SmokeControlSystem | Text |  | Y | Smoke Vent; Smoke Purging System; Ductless Jet Fan System; E |
| `IfcSpace` | 23 | SoundPowerLevel | Text |  |  |  |
| `IfcSpace` | 24 | SoundPressureLevel | Text |  |  |  |
| `IfcSpace` | 25 | SpaceName | Text |  | Y | Refer to list of Space Names in Modelling IFC+SG (Space Usag |
| `IfcSpace` | 26 | StepRampAccess | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 27 | TwentyFourHourMannedStation | Boolean |  | Y | TRUE / FALSE |
| `IfcSpace` | 28 | UnitNumber | Text |  |  |  |
| `IfcSpace` | 29 | VentilationMode | Text |  | Y | Natural Ventilation; Air Conditioning; Mechanical Ventilatio |
| `IfcSpace` | 30 | VentilationType | Text |  |  | Cross Ventilation |
| `IfcSpace` | 31 | Volume | Volume | m3 |  |  |