Ключевые слова: apprentice, apprenticeship, architect, blueprint, builder, business, caucasian, constructionsite, constructionworkers, contractor, cooperation, employment, engineer, examining, exterior, female, foreman, girl, hardhat, housingdevelopment, male, man, occupation, people, plan, professional, project, protectiveworkwear, safety jacket, safetyhelmet, senior, sitemanager, team, teamwork, technician, trail, vest, woman, work, worker,