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Definition of bucket-ladder dredge

i. A dredge with a digging mechanism consisting of a ladderlike truss on the periphery of which is attached an endless chain that rides on sprocket wheels and on which buckets are attached.


Alaska


ii. A mechanical dredge that uses a chain of heavy buckets rotating over the dredging arm or ladder to excavate and lift material to the dredging platform.

Synonym of: bucket-line dredge, ladder-bucket dredge

See Also: dredger
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