キール下余裕距離とは？
キール下余裕距離 Vertical distance between the lowest point of a vessel’s keel and the seabed referenced to chart datum; the key safety margin preventing grounding.
Source: IMO SMCP, STCW Convention, SOLAS, COLREG
How is “キール下余裕距離” Used in Practice?
港湾管制より MV Aurora へ。現在、海図基準面でのキール下余裕距離は 1.2 メートルです。スクワットを最小にするため速力を落とし、意図を報告してください。
Certification Exam Relevance
Who Needs to Know This Term?
- Deck Officers
- Engine Officers
- Masters
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キール下余裕距離とは？
Vertical distance between the lowest point of a vessel’s keel and the seabed referenced to chart datum; the key safety margin preventing grounding.
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