Gravel, Sand, and Clay Extraction Workers X Keywords: Sieve
3 matching jobs found.
Gravel Extraction Worker
A worker who uses heavy machinery in rivers, quarries, etc., to extract and transport gravel, supplying it as construction materials.
Gravel Sorter (Extraction Site)
Gravel sorters classify gravel excavated at extraction sites by size and quality using sieves or conveyors, and remove impurities to ensure the quality of construction aggregates.
Trommel Worker (Gravel Screening)
A job that involves operating trommel machines to screen and sort extracted gravel, sand, and clay by size and quality.