France – Construction work – RDD et Essais de cables CROSS DR (IDF EST/IDF OUEST/ PARIS)

- Cable testing out-of-service and in-service throughout the year on the territories of the DR IDF Est and Ile de France Ouest

- Defect Detection "DD" of cables from the HTA and BT networks in the event of summer heatwaves at the scale of the 3 DR of Ile de France