Basic Knowledge of Geotechnical Engineering × Keywords: Gravel
1 jobs found.
Aggregate Extractor
Worker who extracts aggregates (gravel, sand, clay, etc.) used in concrete and paving materials, and handles crushing, sorting, and transportation.
1 jobs found.
Worker who extracts aggregates (gravel, sand, clay, etc.) used in concrete and paving materials, and handles crushing, sorting, and transportation.