If the metacentric height of the ship in the flooded condition is negative, the damaged ship is rendered unstable. Heeling: The ship will heel if the damaged compartment is unsymmetrically positioned about the centreline of the ship.This causes a change in the trim of the ship. Change of Trim: Ingress of water in a compartment can be considered as an addition of weight to any point along the length of the ship. ![]() ![]() This will cause a change in draft to the point where the displacement of the undamaged (intact) part of the ship will be equal to the displacement before damage less the weight of the water that entered the ship after flooding. ![]() Change of Draft: Flooding results in entry of water into the ship’s damaged compartment.Related Read: What makes a ship unstable?īefore going into the methods that are used to evaluate the damaged stability of a ship, we will discuss the effects of flooding on a ship:
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