| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | speed bump | United States | Commonly used in residential areas and parking lots to reduce speeding and ensure pedestrian safety. | 1 |
| 2 | speed bumps | United States | Used to control vehicle speed in residential areas and near schools | 1 |
| 3 | speed bumps | United States | Used as traffic calming measures in residential areas and school zones | 1 |