Introduction It is generally accepted that leaking hatch covers are a principal cause of dry cargo wetting. Hatches leak for a variety of reasons, but mainly because of poor maintenance or failure to close them properly. Leaking or badly maintained hatch covers can lead to more serious consequences than wet cargo- flooding accelerated corrosion or even loss of the ship.A watertight hatch cover is a cover designed to prevent the passage of water in either direction under a head of water for which the surrounding structure is designed. A weathertight cover is a cover designed to prevent the … [Read more...]