Dry dock is a type of repair facility specially designed for ships and boats where they can undergo major maintenance, repair, refurbishment, and modification works. The term ‘dry dock’ signifies a dock or basin that is drained of its water to allow the vessel to rest on a keel block. Dry docks play a crucial role in naval facilities, commercial repair yards, and shipyards around the world.
When a ship or a boat is in need of significant maintenance, it is brought to the dry dock. Once a vessel is positioned in the dry dock, the water is pumped out, and the dock is emptied of water. When the dock is empty, the ship can rest on keel blocks, which the workers have previously placed along the bottom of the dock on either side of the keel.
The dry dock is where the most extensive repairs happen. The repair works can range from routine inspections and cleaning to entire overhauls, including hull and propeller repairs, mechanical and electrical systems repair, and upgrade to navigation and communication systems. Additionally, the dry dock also allows for blast cleaning, painting, and preservation of the vessel.
The process of refitting a ship in a dry dock involves extensive planning, preparation, and implementation. The repairs may take a few weeks, depending on the extent and scope of repairs, the size of the vessel, and the resources available. The repair yard provides an optimal environment where the vessel can be worked on safely and efficiently.
In summary, a dry dock is a crucial repair facility that allows ships and boats to be repaired in a controlled environment. The facility is designed to withstand extreme conditions and provide a secure, level working surface that allows for a variety of repairs and maintenance. With expert workers, the vessel can be repaired to be seaworthy, and this ensures the safety of the crew, passengers, and cargo while on voyages.