Ключевые слова: architectural design, architecture, beam alignment, beams, building, carpentry, construction, construction safety, construction site, equipment, frame, framework, framing work, hand tools, hardware, home renovation, horizontal, house building, industry, labor, materials, measurement, power tools, profession, progress, residential construction, roof installation, roof trusses, roofing, safety, skilled labor, structural framework, structure, teamwork, timber construction, tools, vertical, wood, wooden, wooden frame, worker,