Excavation × Classification Details: Construction, Civil Engineering, and Electrical Work Occupations
24 jobs found.
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.
Fluorite Miner
Mining worker who excavates and extracts fluorite (hiruishi) in open-pit or underground operations and supplies high-quality ore.
Manhole Construction Worker (Pipe Work)
Civil engineering worker who installs, inspects, and repairs manholes and sewer pipes.