Sieve × Personality Traits: Physically strong
2 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.