Numerical & Quantitative Analysis × Keywords: Soil Survey
5 matching jobs found.
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.
Sand Extraction Worker
A job that extracts sand using heavy machinery or manual labor in riverbeds or quarries, and sorts, loads, and transports it according to quality.
Refractory Clay Extraction Worker
A profession that excavates clay used for refractory materials at mining sites, performs quality control, and supplies it to processing and shipping processes.
Clay Extraction Worker
Clay extraction workers are a profession that mines clay used in construction, pottery, bricks, etc., and performs selection and transportation tasks.
Boring Machine Operator
Construction machinery operator who operates boring machines to perform ground surveys and excavation work for foundation piles. Responsible for preliminary preparations necessary for sample collection and pile installation while maintaining appropriate hole positions and depths.