22,000 lb Grand Slam bomb
E170939
The 22,000 lb Grand Slam bomb was a massive British "earthquake" bomb of World War II designed to penetrate and destroy heavily fortified targets such as bunkers, viaducts, and submarine pens.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 22,000 lb Grand Slam bomb canonical | 1 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
bomb
ⓘ
conventional bomb ⓘ earthquake bomb ⓘ |
| alsoKnownAs |
Bomb, Medium Capacity, 22,000 lb
ⓘ
Grand Slam ⓘ |
| bodyMaterial | steel ⓘ |
| category |
aerial bomb
ⓘ
bunker buster ⓘ |
| conflict | World War II ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| deliveryPlatformType | heavy bomber ⓘ |
| deploymentMethod | high-altitude drop ⓘ |
| designer | Barnes Wallis ⓘ |
| designPurpose |
create underground shock waves
ⓘ
destroy bunkers ⓘ destroy heavily fortified targets ⓘ destroy submarine pens ⓘ destroy viaducts ⓘ penetrate reinforced concrete ⓘ |
| detonationMode | delayed-action fuse ⓘ |
| developmentPeriod | early 1940s ⓘ |
| diameter |
approximately 1.17 m
ⓘ
approximately 3 ft 10 in ⓘ |
| era | 20th century ⓘ |
| explosiveType | high explosive ⓘ |
| fillingMass |
approximately 1880 kg
ⓘ
approximately 4144 lb ⓘ |
| firstUseDate | 1945 ⓘ |
| guidance | unguided ⓘ |
| historicalSignificance | pioneering large earthquake bomb design ⓘ |
| inventorNationality | British ⓘ |
| launchedFrom |
Avro Lancaster
ⓘ
surface form:
Avro Lancaster bomber
|
| length |
approximately 26 ft
ⓘ
approximately 7.9 m ⓘ |
| mass |
22000 lb
ⓘ
9979 kg ⓘ |
| notableFeature | one of the largest conventional bombs used in World War II ⓘ |
| operatedBy |
Royal Air Force Bomber Command
ⓘ
surface form:
RAF Bomber Command
|
| operationalUse |
attacks on German viaducts
ⓘ
attacks on U-boat pens ⓘ attacks on hardened bunkers ⓘ |
| penetrationCapability | deep penetration into soil and concrete before detonation ⓘ |
| relatedWeapon | 12,000 lb Tallboy bomb ⓘ |
| specificCarrierAircraftVariant |
Avro Lancaster
ⓘ
surface form:
Avro Lancaster B.Mk I (Special)
|
| strategicRole | strategic bombing of hardened targets ⓘ |
| usedBy | Royal Air Force ⓘ |
| warheadFilling | Torpex ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.