Ключевые слова: buried, cable, caution, circuit, colors, construction, dangerous, day, dig, electric, electrical, electricity, energy, grass, green, hydro, industry, infrastructure, landscape, lawn, line, lines, location, mark, marker, marking, markings, metal, outdoors, phone, phone line, pipeline, pole, power, red, road, sidewalk, sign, street, street light, summer, underground, utilities, utility, voltage, warning, wire,