# Borehole

| Field | Value |
| --- | --- |
| Discipline | STR |
| Authorities | BCA |
| Pages (COP v3.1) | 17 |
| IFC Bindings | 1 |
| Parameters | 6 |
| 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=d456641e-80f9-49ef-a927-41eb63b85060) |

## IFC Bindings

| # | IFC Entity | Predefined subtype(s) | Params | Notes |
| --- | --- | --- | --- | --- |
| 1 | `IfcBuildingElementProxy` | BOREHOLE | 6 |  |

## 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 |
| --- | --- | --- | --- | --- | --- | --- |
| `IfcBuildingElementProxy` | 1 | Depth | Length | mm |  | 14560 |
| `IfcBuildingElementProxy` | 2 | Mark | Text |  |  | BH1 |
| `IfcBuildingElementProxy` | 3 | SHDLevel_SPT_MoreThan_100N | Real | SHD m |  | -27.5 |
| `IfcBuildingElementProxy` | 4 | SHDLevel_SPT_MoreThan_60N | Real | SHD m |  | -15.0 |
| `IfcBuildingElementProxy` | 5 | TerminationLevel | Real | SHD m |  | -50.5 |
| `IfcBuildingElementProxy` | 6 | TopLevel | Real | SHD m |  | 1.8 |