OffMainsDrainageSystemTypeScheme
opda:OffMainsDrainageSystemTypeScheme OffMainsDrainageSystemTypeScheme
Summary
Classification of a Property’s off-mains drainage system (SuDS / Septic tank / Cesspit / Sewerage treatment plant / Other / Not known). [UFO Quale-in-Region / DOLCE Quality-Region]. Applies only when the Property is not connected to the mains sewerage system. Steward: Allemang (property-qualities sub-module steward per S008 Q2). Concept tier — Property →
Members
| Notation | Label | Definition | Source |
|---|---|---|---|
Cesspit | Cesspit | On-site cesspit (sealed underground container) collecting foul sewerage for periodic removal | OPDA data dictionary |
Not known | Not known | Off-mains drainage system type is not known to the Seller | OPDA data dictionary |
Other | Other | Drainage type falling outside the standard off-mains categories | OPDA data dictionary |
Septic tank | Septic tank | On-site septic-tank treatment for foul sewerage | OPDA data dictionary |
Sewerage treatment plant | Sewerage treatment plant | On-site sewerage treatment plant treating foul sewerage before discharge | OPDA data dictionary |
Sustainable Drainage System | Sustainable Drainage System | Drainage routed to a SuDS designed to manage surface water close to source | OPDA data dictionary |
Cardinality discipline
Bound by Property.offMainsDrainageSystemType (0..1, optional; conditional on not-connected-to-mains). Closed scheme — overlays may subset but may NOT extend.
Concept hierarchy
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flowchart LR
accTitle: OffMainsDrainageSystemTypeScheme — Concept Hierarchy
accDescr: Six Quale-in-Region members of OffMainsDrainageSystemTypeScheme — Cesspit, Not known, Other, Septic tank, Sewerage treatment plant, Sustainable Drainage System.
classDef scheme fill:#E1BEE7,stroke:#6A1B9A,stroke-width:2px,color:#4A148C
classDef member fill:#B3E5FC,stroke:#0277BD,stroke-width:2px,color:#01579B
S[OffMainsDrainageSystemTypeScheme]:::scheme
Cesspit[Cesspit]:::member
NotKnown["Not known"]:::member
Other[Other]:::member
Septic["Septic tank"]:::member
Treatment["Sewerage treatment plant"]:::member
SuDS["Sustainable Drainage System"]:::member
S --> Cesspit
S --> NotKnown
S --> Other
S --> Septic
S --> Treatment
S --> SuDS
Source ODR + ADR
- ODR-0011 — Enumeration vocabularies, §8a UFO meta-category
- ADR-0010 — SKOS vocabulary emission — implementation
Comments