Sorting × Classification Details: Mining and Quarrying Occupations
13 jobs found.
Trommel Operator (Ore Processing and Coal Washing Plant)
Operator who operates a rotary screen device called a trommel to classify ores by size and perform ore processing.
Garden Stone Extractor
An occupation that extracts and transports stone materials used in gardens and landscaping, and selects them by quality and shape.
Ballast Collector
Field worker who collects, sorts, and supplies ballast (crushed stone and gravel) used as construction materials.