Apart from the vessels Nordnes, Tertnes and Jan Steen, Stornes is the fourth and largest flexible fallpipe vessel in the Van Oord fleet and one of the largest in its category. The ship has an overall length of 175 m, a width of 26 m and a loading capacity of 27,000 tonnes. Gliding rails brought the ship from shore to a pontoon, after which the pontoon was submerged in the harbour.