Gravel, Sand, and Clay Extraction Workers X Required Skills

Raw Ore Selection (1) River Law (1) Safety Equipment Use (1) Safety Work Procedures (1) Safety and Health Management (Dust Control) (1) Sampling (1) Screen and Conveyor Equipment Operation (1) Screening Machine Operation and Maintenance (1) Screening Operation (1) Setting Operating Conditions (1) Slinging (1) Slinging Skills (1) Small Heavy Equipment Operation (1) Small Mobile Crane Operation Skills (1) Small Vehicle Construction Machinery Operation (1) Soil Quality Observation (1) Soil Quality Survey (1) Soil Sampling (1) Soil Science (1) Soil Type Identification (1) Sorting Operations (1) Sorting Techniques (1) Standard Penetration Test (1) Stone Sorting (1) Stone Splitting Technique (1) Terrain and Soil Judgment (1) Transportation Preparation (1) Trommel Machine Operation (1) Truck Driving (1) Use of Surveying and Measuring Tools (1)