UNICLASS-DETAIL

Uniclass detail public procurement / BIM standard detailed.

Definition

Uniclass is the UK construction classification system developed + maintained by NBS (National Building Specification, formerly RIBA Enterprises) since ~1997 (latest revision Uniclass 2015 v1.x + ongoing updates), organised in hierarchical tables (Complexes, Entities, Activities, Spaces, Elements + Functions, Products, Systems, CAD + BIM Layers + Codes), foundational UK BIM Level 2 + UK Industry Foundation Classes IFC tagging + national construction projects classification + integration NBS Chorus specification platform. Multi-stakeholder standardisation + governance process publication open standards documentation + implementation guides + reference implementations + community contributions + maintenance iterative versions updates + interoperability conformance testing + alignment regulations EU + national level + adoption tracking measurement adoption + impact assessment outcomes.

Origin

Uniclass developed since ~1997 by NBS UK ; Uniclass 2015 v1.x ongoing updates ; widely used UK AEC industry + government projects.

Example in context

UK architect designs Liverpool government office building: tags BIM model elements per Uniclass Pr_30_59_30 'Concrete in situ' for in-situ concrete + Pr_25_57_99 'Glazing' for windows ; NBS Chorus specification platform automatically generates project specification text matched to Uniclass codes + integrates with Autodesk Revit BIM model for spec-to-model coordination throughout design phases.

Related terms

• OmniClass detail — North American counterpart.