| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | sluice | United Kingdom | Used to control water levels in waterways and drainage systems | 1 |
| 2 | sluice | United Kingdom | Commonly used in water management and flood control due to presence of extensive canal systems | 1 |
| 3 | sluice | United Kingdom | Commonly used in water management and flood control | 1 |