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The largest BWE ever constructed is TAKRAF's Bagger 293, which is 93 meters tall and 225 meters long, weighs 14,200 tonnes and is capable of moving 240,000 m 3 (8,500,000 cu ft) of overburden every day. [1] Excavations of 380,000 m 3 (13,000,000 cu ft) per day have been recorded. [4]
Bagger 293 shares with Bagger 288 the Guinness World Record for tallest terrestrial vehicle, at 96 metres (315 feet) tall. It is 225 metres (738 feet) long (same as Bagger 287), weighs 14,200 tonnes (31,300,000 lb), and requires five people to operate. It is powered by an external power source providing 16.56 megawatts.
Bagger 288 (Excavator 288), previously known as the MAN TAKRAF RB288 [2] built by the German company Krupp for the energy and mining firm Rheinbraun, is a bucket-wheel excavator or mobile strip mining machine. When its construction was completed in 1978, Bagger 288 superseded Big Muskie as the heaviest land vehicle in the world, at 13,500 tons. [3]
A unique design choice for the Type Es 3750 is the presence of two excavator's control cockpit, each spraying outwards on the left and right side of the machine. Given that it predominantly moves side-to-side with the F60, this is to be expected. [2] Likewise, it also possess a small complement of men of around 2–5. [2]
For example, Caterpillar's smallest mini-excavator weighs 2,060 pounds (930 kg) and has 13 hp; [8] their largest model is the largest excavator available (developed and produced by the Orenstein & Koppel, Germany, until the takeover 2011 by Caterpillar, named »RH400«), the CAT 6090, which weighs in excess of 2,160,510 pounds (979,990 kg), has ...
Pacific Tek, [4] also founded in 1993, has created the Angled Vacuum Excavator Tank (1997) and the 180° Swivel Mount Valve Operator (1999). In 1998, the Mobile Tiefbau Saugsysteme produced another type of suction excavator. [5] The global market size for suction excavators was estimated to be valued at US$924.7 million in 2020. [6]
Both models can move 90 cubic yards (69 m 3) of material per pass using the standard blade. The D575A-3 SD Super Dozer can move 125 cubic yards (96 m 3) of material per pass if equipped with an optional blade. [2] [3] The D575A-3 can dig to a maximum depth of 6 feet 9 inches (2.06 m) using its single-shank ripper. [4]
The origins of Case date to 1842, when Jerome Increase Case (born in 1819) created Racine Threshing Machine Works in Racine, Wisconsin. [4] The company produced its first portable steam engine in 1876, which is now on display at the Smithsonian Institution. [5] In 1957 Case made the 320 Construction King backhoe loader. [6]