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maintenance

Main grid

Out and about with a transmission lineman

A power lineman’s work does not end when the building of a transmission line is complete – it is just the start. Lines are inspected in the summer, and maintenance work takes place all year round.

Main grid

World-class maintenance

The International Transmission Operations and Maintenance Study (ITOMS) evaluates the effectiveness
of maintenance among electricity transmission companies every two years. The study again ranked Fingrid among the top performers in terms of maintenance.

Environment

Preserving nature and maintaining the main grid

Fingrid’s main grid comprises more
than 14,000 kilometres of transmission lines. When the lines undergo maintenance, Fingrid strives to preserve natural values. In some cases, it is even beneficial to biodiversity.