Related Clues:
- Skateboarders' inclines
- Flight alternatives
- Boat launching aids
- Some arena exits
- Inclined accesses
- Ways on or off
- Highway access points
- Freeway approaches
- Interstate attachments
- Parking garage inclines
- Thruway exits
- Freeway exit inclines
- Skate park sights
- Skate park constructions
- The ADA requires them to be at least 36 inches wide