Knock John Fort
E718854
Knock John Fort is a World War II-era Maunsell sea fort structure located in the Thames Estuary off the coast of England.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Maunsell sea fort
ⓘ
World War II military fortification ⓘ offshore structure ⓘ |
| access | only by boat ⓘ |
| architecturalStyle | Maunsell naval fort design NERFINISHED ⓘ |
| category |
Forts in Essex
ⓘ
Sea forts ⓘ World War II sites in England ⓘ |
| conflict | World War II ⓘ |
| constructedDuring | World War II NERFINISHED ⓘ |
| controlledBy | United Kingdom NERFINISHED ⓘ |
| country | United Kingdom ⓘ |
| designedBy | Guy Maunsell NERFINISHED ⓘ |
| elevationAboveSeaLevel | approximately 18 metres ⓘ |
| era | 20th century ⓘ |
| function | anti-aircraft gun platform ⓘ |
| garrison |
Royal Marines
NERFINISHED
ⓘ
Royal Navy personnel NERFINISHED ⓘ |
| hasFeature |
accommodation quarters
ⓘ
central platform supported by legs ⓘ gun emplacements ⓘ |
| heritageStatus | not open to the public ⓘ |
| locatedIn |
England
ⓘ
North Sea ⓘ Thames Estuary NERFINISHED ⓘ United Kingdom ⓘ |
| locatedNear |
Red Sands Fort
NERFINISHED
ⓘ
Shivering Sands Fort NERFINISHED ⓘ |
| locatedOffCoastOf |
Essex
NERFINISHED
ⓘ
southeast England ⓘ |
| locatedOn | Knock John sandbank NERFINISHED ⓘ |
| material |
concrete
ⓘ
steel ⓘ |
| namedAfter | Knock John sandbank NERFINISHED ⓘ |
| operator | Royal Navy ⓘ |
| partOf |
Maunsell sea forts
NERFINISHED
ⓘ
Thames Estuary defence system ⓘ |
| purpose |
air-defence platform
ⓘ
anti-aircraft defence ⓘ |
| region | East of England ⓘ |
| sea | North Sea NERFINISHED ⓘ |
| status |
derelict
ⓘ
disused ⓘ |
| type | naval fort ⓘ |
| usedDuring | World War II ⓘ |
| usedFor |
defence of London approaches via Thames Estuary
ⓘ
defence of shipping lanes ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.