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Bucyrus-Erie 1150RB walking dragline preserved at St Aidan's opencast coal mine, Yorkshire, England A 200-B power shovel, and a Class 24 on display at the Reynolds-Alberta Museum 4250-W walking dragline , also known as Big Muskie , was built in 1969, with a 220-cubic-yard (170 m 3 ) bucket and weighed 13,000 metric tons.
Great Bear) at Black Thunder Coal Mine, Wyoming, is the largest dragline excavator currently in use in North America and the third largest ever built. [1] [2] It is a Bucyrus-Erie 2570WS model and cost US$50 million. The Ursa Major was one of five large walking draglines operated at Black Thunder, with the next two largest in the dragline fleet ...
The Big Muskie was a model 4250-W dragline and was the only one ever built by the Bucyrus-Erie company. [1] With a 220-cubic-yard (170 m 3) bucket, it was the largest single-bucket digging machine ever created and one of the world's largest mobile earth-moving machines alongside the Illinois-based Marion 6360 stripping shovel called The Captain and the German bucket wheel excavators of the ...
Bucyrus was itself acquired by heavy equipment and diesel engine maker, Caterpillar, in 2011. Caterpillar's largest dragline is the 8750 with a 169-yard bucket, 435-foot boom, and 8,350 ton weight. The market for draglines began shrinking rapidly after the boom of the 1960s and 1970s which led to more mergers.
The Bucyrus company proper, from which the Bucyrus component of the Ruston-Bucyrus name was created, was an American company founded in 1880, in Bucyrus, Ohio. During the Second World War , the company developed a trench-cutting machine known by the code name Cultivator No. 6 at the behest of Winston Churchill .
In April 1946, the company changed its name to the Marion Power Shovel Company to more closely reflect its products. [6]Marion built its first walking dragline in 1939 and became a key player in providing giant stripping shovels to the coal industry, being the first to put a long-boom revolving stripping shovel to work in North America in 1911.
1923 Bucyrus Model 50-B at the Nederland Mining Museum. Twenty-five Bucyrus Model 50-B steam shovels were sent to the Panama Canal to build bridges, roads, and drains and remove the huge quantities of soil and rock cut from the canal bed. All the shovels but one were scrapped at Panama.
The only other UK crawler crane business, Ruston-Bucyrus, also stopped manufacture in 2009. The last crawler crane supplied by NCK was a Nova in 2001. SPW now runs an active spares and overhaul business for its cranes [ 3 ] and fabricates NCK plant to order as well as manufacturing traffic control and filtration equipment.