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Grupo Cobra

Integral Maintenance

Location:
Spain

Detailed description:

Fault in 220kV DC high-voltage line, duplex, in Aguayo-Penagos (Cantabria).
Two towers collapsed due to the storm.
Resources deployed: 25 workers
Replacement time: 28 days

Fault in 400kV DC high-voltage line, duplex, in Almaraz-Villaviciosa due to strong winds.
Resources deployed: 62 workers
Replacement time: 65 days

Tropical Storm Delta (Canary Islands):
Installation of a provisional auxiliary line with 66KV insulated cable of 1x1000 mm2 Al.  Implementation of 66KV line overhead bypass with wooden poles and towers.
Resources deployed: 250 workers and 2 helicopters.
Replacement time: 5 days.