Ключевые слова: asphalt, barrier, bulldozer, caution, cement, concrete, cone, construction, crane, development, drill, equipment, excavator, grader, hardhat, heavy, helmet, highway, industrial, infrastructure, job, labor, loader, machinery, maintenance, paving, progress, project, pylon, renovation, repair, road, roadwork, roller, safety, signage, street, traffic, urban, vehicle, vest, worker,