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2. Breaker (hydraulic) - Wikipedia

   en.wikipedia.org/wiki/Breaker_(hydraulic)

   Breakers are often referred to as "hammers", "peckers", "hoe rams" or "hoe rammers". These terms are popular and commonly used amongst construction / demolition workers. [ 1 ] [ 2 ] The first hydraulic breaker, Hydraulikhammer HM 400, was invented in 1967 by German company Krupp (today German company Atlas Copco ) in Essen .

3. Jackhammer - Wikipedia

   en.wikipedia.org/wiki/Jackhammer

   A jackhammer (pneumatic drill or demolition hammer in British English) is a pneumatic or electro-mechanical tool that combines a hammer directly with a chisel. It was invented by William McReavy, who then sold the patent to Charles Brady King. [1] Hand-held jackhammers are generally powered by compressed air, but some are also powered by ...

4. Pile driver - Wikipedia

   en.wikipedia.org/wiki/Pile_driver

   Concrete spun pile driving using diesel hammer in Patimban Deep Sea Port, Indonesia. A modern diesel pile hammer is a large two-stroke diesel engine. The weight is the piston, and the apparatus which connects to the top of the pile is the cylinder. Piledriving is started by raising the weight; usually a cable from the crane holding the pile ...

5. Demolition - Wikipedia

   en.wikipedia.org/wiki/Demolition

   To demolish bridges, hoe rams are typically used to remove the concrete road deck and piers, while hydraulic shears are used to remove the bridge's structural steel. Bridge demolition using explosives near Nieuwersluis, The Netherlands, 1920-1940. Fred Dibnah used a manual method of demolition to remove industrial chimneys in Great Britain. He ...

6. Combat engineer - Wikipedia

   en.wikipedia.org/wiki/Combat_engineer

   Combat engineers typically support this role through reduction of enemy obstacles which include point and row minefields, anti-tank ditches, wire obstacles, concrete, and metal anti-vehicle barriers, and improvised explosive devices (IED) and wall and door breaching in urban terrain. Mechanized combat engineer units also have armored vehicles ...

7. Controlled Demolition, Inc. - Wikipedia

   en.wikipedia.org/wiki/Controlled_Demolition,_Inc.

   Controlled Demolition, Inc. (CDI) is a controlled demolition firm headquartered in Phoenix, Maryland. The firm was founded by Jack Loizeaux who used dynamite to remove tree stumps in the Baltimore, Maryland area, and moved on to using explosives to take down chimneys, overpasses and small buildings in the 1940s. [ 1 ]