Ключевые слова: barrow, builder, building, cart, civil, construction, construction industry, construction materials, contractor, coronavirus, covid19, emigration and immigration, engineering, equipment, essential workers, foreign, hardhat, helmet, immigrant, immigrant workers, industrial, industry, job, machinery, male, man, mask, nose masks, occupation, people, person, planning, professional, project, protective, refugee, safety, sand, service, site, staff, tool, wheel, wheelbarrow, work, worker, workers, working during covid19,