Gravel, Sand, and Clay Extraction Workers X Keywords: Excavation

3 matching jobs found.

Gravel Extractor

Civil engineering worker who extracts gravel from rivers or quarries and performs sorting and transportation.

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.