# Floor construction type

Primary floor framing or substructure material (e.g., wood joist, concrete slab, steel).

- API name: `floor_construction_type`
- Category: Property
- Type · unit: Text
- Addresses with a value: 4.4M (3.7%)
- Latest collection: Oct 1, 2026, refreshed monthly
- How values combine: Read from a single source field.
- Derivations:
  - Unspecified

## Links

- [Catalog page](/catalog/v2/floor_construction_type)
- [Published statistics (JSON)](https://static.faraday.ai/figv2/floor_construction_type.json)
- [API reference](/docs/reference/getattribute)