Ключевые слова: abstract, architecture, background, bar, building, closeup, concrete, construct, construction, corrosion, design, engineering, environment, equipment, foundation, frame, industrial, industry, iron, material, mesh, metal, metallic, old, pattern, rebar, red, reinforce, reinforced, reinforcement, reinforcing, rod, roll, rust, rusted, rusty, safety, site, stack, steel, strong, structure, texture, tie, wall, wire, work,