bucket-ladder dredge

bucket-ladder dredge

[′bək·ət ‚lad·ər ‚drej]
(mechanical engineering)
A dredge whose digging mechanism consists of a ladderlike truss on the periphery of which is attached an endless chain riding on sprocket wheels and carrying attached buckets. Also known as bucket ladder; bucket-line dredge; ladder-bucket dredge; ladder dredge.
References in periodicals archive ?
The wide and flat valleys with a deep alluvial column in the coastal plain of western peninsular Malaysia is conducive to the use of bucket-ladder dredge operations.
They include one bucket-ladder dredge, two opencast/gravel pumps, and one hard rock operation.
This company operates a bucket-ladder dredge in the Langat River valley in the coastal plain, 40 km south of KL, near the town of Dengkil.