Numerical & Quantitative Analysis × Classification Details: Gravel, Sand, and Clay Extraction Workers
33 matching jobs found.
Ballast Extractor
Civil engineering and mining worker who extracts, processes, and transports crushed stone (ballast) used for railway track foundations on site.
Bentonite Mining Worker
A field worker who extracts bentonite (swelling clay) through open-pit mining and heavy equipment operation, performing quality selection and shipment.
Abrasive Sand Extractor
Worker who extracts sand for construction materials or abrasives using heavy machinery from rivers, dunes, beaches, etc., and performs selection, loading, and transportation.