Grand Slam (bomb) - Wikipedia
From 14 March to 19 April 1945, 42 Grand Slams were dropped on Germany. When landing on reinforced concrete, the bombs tended to break up on impact or explode prematurely. The bombs had been designed to land in soft ground, penetrate deeply and then explode, creating a camouflet, causing the structure above to subside.
Britain’s Grand Slam was the Heaviest Bomb of WWII
Oct 10, 2023 · Designed to penetrate deep underground before detonating, its “earthquake bomb” design aimed to target and destroy heavily reinforced structures that couldn’t be damaged by conventional means. At 22,000 lbs (11 tons), it was the single largest bomb ever created until the development of atomic weapons.
Grand Slam (bomb) - Military Wiki
The Grand Slam was a 22,000 lb (10,000 kg) earthquake bomb used by RAF Bomber Command against strategic targets during the Second World War. Known officially as the Bomb, Medium Capacity, 22,000 lb, it was a scaled-up version of the Tallboy bomb and closer to the original size that the bombs...
Earthquake bomb - Wikipedia
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.
The Tallboy and Grand Slam Earthquake Bombs - WAR HISTORY …
Apr 6, 2021 · Work on the Grand Slam began in 1943 when it was realised the Lancaster was capable of carrying an even heavier bomb. They contained almost 5 tons of Torpex within their hardened chrome-molybdenum casings, and could destroy virtually any of Germany’s bunkers.
March 14, 1945: Biggest Non-Nuclear Bomb of World War II …
On March 14, 1945, a British Lancaster heavy bomber dropped a bomb known as the “Grand Slam,” a 22,000 lb behemoth that was the largest and most powerful bomb ever used up to that time. For years, only a nuclear bomb would be more powerful.
Grand Slam – largest bomb ever dropped by British forces
On 13 March 1945 the largest bomb ever dropped by British forces, during WWII, was first tested ‘live’ in the New Forest at Ashley Walk Bombing Range. The Grand Slam was a 22,000-lb MC high explosive deep-penetration bomb designed by Barns Wallis following on from his creation of the smaller Tallboy (a 12,000-lb MC deep-penetration bomb).
1945: “Grand Slam” – The Most Powerful British ... - History.info
On this day in 1945 the British made their first attack on Germany using their strongest bomb. It was the so-called “Grand Slam” bomb of yet unseen dimensions and mass. That bomb weighed as much as 10,000 kg and was filled with a special explosive called Torpex (50% more powerful than TNT by mass).
Unearthed: Secrets of the devastation caused by Grand Slam, the
Jan 22, 2014 · Geophysics experts are using ground-penetrating radar and other high tech methods to 'x-ray' the ground, in a remote area of the New Forest in Hampshire, to shed new light on the most powerful top...
Grand Slam Was Biggest Bomb Ever Used in Combat
Dec 19, 2023 · The ‘Grand Slam’ had achieved what more than 3,500 tons of bombs dropped on the viaduct in 54 attacks up to this point had failed to do.