Adaptability × Keywords: Dredge

2 matching jobs found.

Placer Mining Worker

Workers who extract placer minerals from rivers, seas, and quarries, and perform loading and sorting to prepare them for shipment as civil engineering and construction materials.

Gravel Extraction Machine Operator (Gravel Extraction Ship)

This occupation involves operating extraction machines mounted on gravel extraction ships to excavate and recover gravel from the bottoms of rivers and lakes.