screw-pile lighthouse
C17321
concept
A screw-pile lighthouse is a type of lighthouse built on piles with helical screw bases that are screwed into the seabed, providing a stable foundation in soft or sandy bottoms, typically in shallow coastal waters.
All labels observed (2)
| Label | Occurrences |
|---|---|
| screw-pile lighthouse canonical | 4 |
| offshore light tower | 2 |
Instances (6)
| Instance | Via concept surface |
|---|---|
| Frying Pan Shoals Light Tower (offshore) | offshore light tower |
| Drum Point Lighthouse | — |
| Seven Foot Knoll Lighthouse | — |
| Ambrose Light | offshore light tower |
| Hooper Strait Lighthouse | — |
| Middle Bay Lighthouse | — |