Ключевые слова: boom, building, building site, digger, dipper, earth excavation, earth removal, earth works, earthwork, excavating machine, excavation, excavation works, excavations building area, excavator, fabricating yard, force, grab, grading, hoe, hopper, horn, industry, jib, job site, ladle, lot, power, scoop vane, spout, technical, workplace,