Ключевые слова:
Selection, Soil drilling, Land, Defects, Soil surveys, Soil-testing equipment, Occupational safety, Physical testing, Surveys, Test specimens, Soil sampling, Log sheets, Planning, Extraction (minerals), Site investigations, Symbols, Soils, Ground water, Personnel, Construction operations, Quarries, Density measurement, Classification systems, Sampling methods, Aerial photography, Land pollution, Geological analysis, Industrial, Laboratory testing, Rocks, Reports, Geophysical measurement, Excavations, Hydrology, Safety measures, Quality assurance, Field testing, Soil testing, Samples, Mining, Geology, Design, Mechanical testing, Sampling equipment, Ecology