Ключевые слова: background, cable, cables, communication, connection, construction, data, dig, electric, electrical, electricity, energy, equipment, excavation, fast, fiber, fibre, ground, high, industrial, industry, infrastructure, installation, internet, laying, natural, network, optic, optical, optics, outdoor, pipe, pipeline, pipes, power, road, road construction, sand, shaft, site, speed, street, technology, telecommunications, trench, tube, underground, voltage, wire, work,