Source google image: https://upload.wikimedia.org/wikipedia/commons/0/06/Pyl%C3%B4ne_%C3%A9lectrique_France_Beaubourg_-_Sch%C3%A9ma.png
Schema pylone electrique
Source google image: https://upload.wikimedia.org/wikipedia/commons/0/06/Pyl%C3%B4ne_%C3%A9lectrique_France_Beaubourg_-_Sch%C3%A9ma.png