Exam frequency
85%
Difficulty
2/5
Drill questions
67
Authoritative sources
Every answer on this topic traces back to the public rule corpus below.
Source excerpts
33 CFR §83.05
§ 83.05 § 83.05 Look-out (Rule 5). Every vessel shall at all times maintain a proper look-out by sight and hearing as well as by all available means appropriate in the prevailing circumstances and conditions so as to make a full appraisal of the situation and of the risk of collision.
COLREGs Rule 11
COLREGs Rule 11 — Application Rules in this section apply to vessels in sight of one another. Relationship to the Inland Rules: Inland Rule 11 differs from this rule — compare against 33 CFR 83.11 before answering a question that turns on which set applies.
COLREGs Rule 15
COLREGs Rule 15 — Crossing Situation When two power-driven vessels are crossing so as to involve risk of collision, the vessel which has the other on her own starboard side shall keep out of the way and shall, if the circumstances of the case admit, avoid crossing ahead of the other vessel. Relationship to the Inland Rules: Inland Rule 15 differs from this rule — compare against 33 CFR 83.15 before answering a question that turns on which set applies.
COLREGs Rule 4
COLREGs Rule 4 — Application Rules in this Section apply to any condition of visibility. Relationship to the Inland Rules: Inland Rule 4 differs from this rule — compare against 33 CFR 83.04 before answering a question that turns on which set applies.
COLREGs Rule 5
COLREGs Rule 5 — Look-out Every vessel shall at all times maintain a proper look-out by sight and hearing as well as by all available means appropriate in the prevailing circumstances and conditions so as to make a full appraisal of the situation and of the risk of collision. Relationship to the Inland Rules: Inland Rule 5 is word-for-word identical to this rule.
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