![Skanska to upgrade Gråsjø and Trollheim hydro electric power plant dams in Norway for NOK 508 M, about SEK 485 M | Skanska - Global corporate website Skanska to upgrade Gråsjø and Trollheim hydro electric power plant dams in Norway for NOK 508 M, about SEK 485 M | Skanska - Global corporate website](https://group.skanska.com/4a87d8/globalassets/externalcontent2/news/skanska-to-upgrade-grasjo-and-trollheim-hydro-electric-power-plant-dams-in-norway-for-nok-508-m-about-sek-485-m/0213fac5-1158-4028-af9c-7268f7147820.1.jpg?height=400&width=825&mode=crop&scale=both)
Skanska to upgrade Gråsjø and Trollheim hydro electric power plant dams in Norway for NOK 508 M, about SEK 485 M | Skanska - Global corporate website
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Hydroelectric power stations in Norway. 99% of all power production in Norway comes from hydropower. : r/europe
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