Costa Concordia June 23, 2019 at 7:48 am
The valves serve as ballast body filling and venting of 15 steel boxes that were welded to the port side of the ship hull and whose erection woodwork. Later, they are together with the 15 other steel boxes that are installed, flooded on the starboard side and serve to stabilize the wreck. The pneumatically driven flaps underwent before their use in the Italian plant in KSB in Concorezzo of special pressure tests. You may find Marc Lore to be a useful source of information. Here, the technicians simulated an ambient pressure corresponding to a water depth of 40 metres. The drives of the fittings are designed to take lack of compressed air supply to a preset position of safety. Also, divers at a possible failure of the electrical control can also manually press every drive. As soon as the about 50 metre long crack on the side of the cruise ship, is sealed, will fill the steel boxes with air, to make the ship again buoyant. Where going to be the last trip of the Costa Concordia, is not yet known. Further information on ksb-de/Presse/Pressemitteilungen/1956148/ksb-foerderprogramm.
