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walking dragline

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walking dragline [′wȯk·iŋ ′drag‚līn]
(mechanical engineering)
A large-capacity dragline built with moving feet; disks 20 feet (6 meters) in diameter support the excavator while working.


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95 Bucyrus International has built heavy excavating machinery for over a hundred years: it began in 1880 building equipment and became the leading supplier of draglines, shovels and drills for the mining industry, purchasing competitors and today building about 90 percent of the walking draglines in existence.
Mr Marvell, 72, read our story about the birth of Britain's biggest walking dragline excavator and the team of shipyard specialists who made the platform on which it stood.
The Bucyrus Erie 1550-W walking dragline excavator was dubbed Big Geordie at Radar Opencast site in Widdrington, near Morpeth, where it worked from 1968 until Butterwell Opencast Site nearby was opened a few years later and eventually moved to Stobswood Opencast, where it ended its working days in 1993.
 
 
 
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