| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | balcony railing | North America | Balcony railings are common in residential buildings, providing safety and aesthetic appeal. | 1 |
| 2 | balcony railing | North America | Required for safety regulations and commonly used for outdoor relaxation and decoration. | 1 |
| 3 | platform railing | North America | Platform railings are important for safety and are required by building codes for elevated platforms. | 1 |
| 4 | terrace railing | North America | A safety feature to prevent falls and accidents on outdoor terraces | 1 |