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The Bomb, Medium Capacity, 22,000 lb (Grand Slam) was a 22,000 lb (10,000 kg) earthquake bomb used by RAF Bomber Command against German targets towards the end of the Second World War. The bomb was originally called Tallboy Large until the term Tallboy got into the press and the code name was replaced by "Grand Slam".
The site was used to develop a more effective air-raid shelter, built over five and a half months at a cost of £250,000.Once complete, the site became the first to be subjected to the devastating effect of Barnes Wallis's Grand Slam bomb, which was test-dropped on the site.
Grand Slam (bomb), a 10-tonne British "earthquake bomb" of World War II; Exercise Grand Slam, a 1952 NATO naval exercise in the Mediterranean Sea; Grand Slam Installation, a modification of the B-36 bomber to add nuclear weapons delivery capability; Operation Grand Slam, a Pakistan Army offensive plan during the Indo-Pakistani War of 1965
The Bielefeld viaduct was only closed for brief periods by 54 raids dropping 3,500 tons; but in its first use on 14 March 1945 the "Grand Slam" destroyed whole sections of the viaduct. After World War II, the United States developed the 43,000-pound (20,000 kg) T12 demolition bomb, which was designed to create an earthquake effect.
During World War II, Royal Air Force Bomber Command used the Grand Slam, officially known as the "Bomb, Medium Capacity, 22,000 lb" 42 times. At 22,000 lb (10,000 kg) total weight, these earthquake bombs were larger and heavier than the MOAB. However, half their weight was due to the cast high tensile steel casing necessary for penetrating the ...
ROF Risley, (Filling Factory No.6) was a large World War II Royal Ordnance Factory filling munitions, including the Grand Slam bomb, in the UK. It is located roughly halfway between Liverpool and Manchester .
Vulcans were configured for the Blue Steel stand-off bomb and 617 Squadron was the first to be declared operational with it in August 1962, [31] until in January 1970 the squadron's eight Vulcan B2 aircraft were re-equipped with the new strategic laydown bomb, WE.177B [32] which improved aircraft survivability by enabling aircraft to remain at ...
Download QR code; Print/export Download as PDF; Printable version; In other projects ... Grand Slam (bomb) H. High-explosive squash head; M. M141 Bunker Defeat ...