History of Drainage System
| Element | Description | Element Code | Essential | Uniclass 2015 | Updates |
|---|---|---|---|---|---|
| Drainage System | A system of pipes, drains and fixtures which collect, store, treat or remove foul water and surface water from a building. | DSY | No | En_50_30 | 27-04-2021 |
| Drainage System | A system of pipes, drains and fixtures which collect, store, treat or remove foul water and surface water from a building, facility or outdoor space. | DSY | No | En_50_30 | 05-09-2022 |
| Drainage System | A system of pipes, drains and fixtures which collect, store, treat or remove foul water and surface water from a building, facility or outdoor space. | DSY | No | En_50_30 | 11-04-2023 |