# caisson

> watertight retaining structure

**Wikidata**: [Q846451](https://www.wikidata.org/wiki/Q846451)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Caisson_(engineering))  
**Source**: https://4ort.xyz/entity/caisson-q846451


## References

1. Nuovo soggettario
2. Freebase Data Dumps. 2013
3. Integrated Authority File
4. KBpedia
5. GF WordNet
6. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)