Numerical & Quantitative Analysis × Classification Details: Gravel, Sand, and Clay Extraction Workers
33 matching jobs found.
Olivine Sand Miner
Specialized worker who mines olivine sand from olivine deposits, transports it, performs primary processing, and manages quality.
Volcanic Ash Collector
Specialized worker who collects and harvests volcanic ash erupted from volcanic activity and supplies it for construction materials, industrial raw materials, and research purposes.
Gat Worker (Gravel Extraction)
Worker who uses heavy machinery in rivers or quarries to extract gravel and performs sorting, washing, and loading.
River Sand Extractor
Worker who extracts sand from rivers using heavy machinery and supplies it as civil engineering materials.
Diatomaceous Earth Extractor
Worker who excavates and extracts raw diatomaceous earth, a natural material, and supplies raw materials for building materials and soil conditioners through drying, crushing, and quality control.
Aggregate Extractor
Worker who extracts aggregates (gravel, sand, clay, etc.) used in concrete and paving materials, and handles crushing, sorting, and transportation.
Soil Excavation Worker
Occupation involving the extraction of earth and sand such as gravel, sand, and clay using heavy machinery or manual labor, followed by transportation, sorting, and quality control. Plays an important role as a supplier of construction materials.
Sand and Gravel Extraction Worker
A job involving excavating, loading, and transporting gravel, sand, and clay using backhoes and dump trucks in riverbeds or quarries.
Acidic White Clay Extractor
A job that involves extracting acidic white clay outdoors, performing quality control and on-site transportation.
Magnetic Clay Extractor
Specialized worker who mines magnetic clay (clay), the raw material for pottery and building materials, and handles washing, sorting, and transportation.