Ключевые слова: analysis, building, civil, community, construction, country, daylight, design, development, dirt, earthworks, engineering, equipment, excavation, grass, ground, heavy, industry, infrastructure, inspection, job, laboratory, landscape, machinery, management, manual, materials, outdoor, planning, preparation, professional, progress, project, safety, site, skilled, skyline, sunlight, surveying, teamwork, tools, trench, urban, vest, work, worker, workers,