Frost Damage in Concrete in the Waterline of Porsi Hydro Power Plant
The majority of the large hydro power plants in Sweden were built 1935 - 1975 and are located in a cold climate in the northern parts of Sweden. Since the power plants were designed for a service life of 50-100 years, some of them are soon to reach their estimated service life and some have already passed it. During a condition assessment to determine the status of the Porsi hydro power plant, con