Dry docking for repair and maintenance works
Washing the hull with pressured water, painting of the hull, scratching some areas, change zinc anodes, repair trawiling doors, repair blocks, take out grids sea inlets and install again, renew the following pipes: sea water, cooling condensers, auxiliary engines, main engine, exhaust area, bilge in fish handling area and WC system, dismantle, cleaning and packing valves, electric works and boiler works.
