For exposed decks in ships, drainage is very important. Any form of accumulation of water can lead to a variety of problems ranging from stability to interference with other entities, structures, outfits, or machinery.
The main deck or weather deck has drainage holes or scuppers for the egression of water. However, the requirement is more when vessels have a significant bulwark arrangement in the way of the weather or main deck.
What is a bulwark?
A bulwark is a wall-like projection around the...
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