gptkbp:instanceOf
|
gptkb:marine
|
gptkbp:access
|
by boat
|
gptkbp:builtBy
|
gptkb:British_Army
gptkb:Royal_Navy
gptkb:Guy_Maunsell
|
gptkbp:builtYear
|
gptkb:World_War_II
|
gptkbp:category
|
Military history of the United Kingdom
Forts in England
World War II fortifications in England
|
gptkbp:constructionStartYear
|
1942
1943
|
gptkbp:country
|
gptkb:United_Kingdom
|
gptkbp:demilitarized
|
1950s
|
gptkbp:featuredIn
|
documentaries
photography projects
|
gptkbp:height
|
approximately 30 meters
|
gptkbp:heritageStatus
|
some are protected structures
|
gptkbp:location
|
gptkb:Thames_estuary
gptkb:Mersey_estuary
|
gptkbp:material
|
gptkb:steel
concrete
|
gptkbp:namedAfter
|
gptkb:Guy_Maunsell
|
gptkbp:notableEvent
|
Sealand declaration 1967
pirate radio 1960s
|
gptkbp:notableSite
|
gptkb:Shivering_Sands
gptkb:Nore_Fort
gptkb:Roughs_Tower
gptkb:Red_Sands
Knock John
Sunk Head
Tongue Sands
|
gptkbp:numberOfForts
|
seven
|
gptkbp:openToPublic
|
restricted
|
gptkbp:purpose
|
anti-aircraft defense
defense against German air raids
|
gptkbp:riskFactor
|
structural instability
|
gptkbp:status
|
mostly abandoned
|
gptkbp:type
|
army fort
naval fort
|
gptkbp:usedFor
|
pirate radio broadcasting
micronation (Principality of Sealand)
|
gptkbp:bfsParent
|
gptkb:Guy_Maunsell
|
gptkbp:bfsLayer
|
7
|