 The airport would have been shelled with fragmentation charges that would have exploded in the air, and if these had all been used, the runways would have been shelled with 450 kg mine grenades.The guns were in danger of having been scrapped, but in the 1980s, the commander of the Suomenlinna Coastal Regiment decided to save it.The Suomenlinna Coastal Regiment Guild restored the turret in the late 1980s and early 1990s, and it is being maintained so that it can be used.