Ключевые слова: activity, architecture, background, bar, builder, building, cement, concrete, construction, contractor, design, dry, engineering, equipment, floor, floors, gravel, hard, industrial, industry, infrastructure, iron, job, join, level, liquid, manufacturing, material, mesh, metal, pour, project, rebar, reinforced, reinforcement, reinforcing, rod, safety, set, site, slab, slabs, steel, strong, structure, texture, wet, wire, work, worker,