Manager × Recommended Skills: Basic Surveying Knowledge
2 jobs found.
Gravel Extraction Machinery Operator
An occupation that operates and drives construction machinery to extract gravel and sand from riverbeds or quarries, performing excavation, loading, and leveling.
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.