Stand-on vs give-way vessels, meeting, crossing and overtaking, and sound signals.
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- What is a stand-on vessel?
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A vessel that maintains course and speed in collision-avoidance situations
- What is a give-way vessel?
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A vessel required to take action to avoid a collision
- What must a stand-on vessel do?
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Maintain course and speed until collision becomes imminent, then take avoiding action
- What is the give-way vessel's main responsibility?
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Take action early and substantially to avoid collision
- When must a stand-on vessel change course?
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When collision cannot be avoided by the give-way vessel's action alone
- What should a stand-on vessel do if collision is imminent?
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Take any action that best aids in avoiding collision
- What is a head-on meeting situation?
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Two vessels approaching each other head-on or nearly head-on
- What course change should each vessel make in a head-on meeting?
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Both alter course to starboard to pass port to port
- In a meeting situation, when should action be taken?
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Early and substantially, in ample time
- What does port to port passing mean?
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Both vessels pass with the other vessel on their left side
- At what bearing does a head-on meeting occur?
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Within one point of directly ahead, zero to two points
- If two sailboats approach head-on, who alters course?
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Both vessels must alter course to starboard
- What does two short horn blasts signal?
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Vessel is altering course to port
- What is a crossing situation?
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Two vessels on crossing courses with risk of collision
- Which vessel is stand-on in a crossing?
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The vessel that has the other vessel on its starboard side