Excavation × Classification Details: Gravel, Sand, and Clay Extraction Workers
3 jobs found.
Gravel Extractor
Civil engineering worker who extracts gravel from rivers or quarries and performs sorting and transportation.
Clay Extraction Worker
Clay extraction workers extract clay from clay layers, sort and load it according to quality and particle size. They mainly perform mechanical excavation using heavy machinery combined with manual excavation.
Ballast Collector
Field worker who collects, sorts, and supplies ballast (crushed stone and gravel) used as construction materials.