Ключевые слова: architect, architecture, beam, blueprint, builder, building, business, civil, colleague, construction, contractor, cooperation, crane, development, engineer, engineering, estate, foreman, hard hat, hardhat, hat, helmet, house, industrial, industry, installing, job, labor, labourer, looking, male, man, manager, manual, occupation, person, plan, professional, project, protective, safety, site, teamwork, vest, work, worker, workers, working, workplace, young,