Deck General · Ship Construction — Freeing Ports
Freeing ports (and scuppers) in the bulwarks are provided to:
- AImprove appearance
- BMount navigation lights
- CStore mooring lines
- DRapidly drain water shipped on deck back overboard, improving stability and safety✓ Correct
Explanation
Freeing ports let boarding seas drain off the deck quickly. Trapped water adds dangerous free-surface weight high up; the Load Line rules set minimum freeing-port area, and the openings (and any covers/flaps) must be kept clear.
Authority: Load Line Convention; ship construction
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