Rule 8 — Action to Avoid Collision
Appears on 85% of examsDifficulty 3/547 drill questions
On the paperQ100 / Q30050 questions90% to pass, 5 wrong allowed
Authoritative sources#
Every answer on this topic traces back to the public rule corpus below.
Source excerpts#
33 CFR §83.08
Action to avoid collision (Rule 8). (a) Any action taken to avoid collision shall be taken in accordance with the Rules of this subpart (Rules 4-19) (§§ 83.04 through 83.19) and shall, if the circumstances of the case admit, be positive, made in ample time and with due regard to the observance of good seamanship. (b) Any alteration of course and/or speed to avoid collision shall, if the circumstances of the case admit, be large enough to be readily apparent to another vessel observing visually or by radar; a succession of small alterations of course and/or speed should be avoided. (c) If there is sufficient sea room, alteration of course alone may be the most effective action to avoid a close-quarters situation provided that it is made in good time, is substantial and does not result in…
COLREGs Rule 8
Action to Avoid Collision (a) Any action taken to avoid collision shall be taken in accordance with the Rules of this Part and shall, if the circumstances of the case admit, be positive, made in ample time and with due regard to the observance of good seamanship. (b) Any alteration of course and/or speed to avoid collision shall, if the circumstances of the case admit, be large enough to be readily apparent to another vessel observing visually or by radar; a succession of small alterations of course and/or speed should be avoided. (c) If there is sufficient sea room, alteration of course alone may be the most effective action to avoid a close-quarters situation provided that it is made in good time, is substantial and does not result in another close-quarters situation. (d) Action taken t…
COLREGs Rule 8(a)
Action to Avoid Collision (a) Any action taken to avoid collision shall be taken in accordance with the Rules of this Part and shall, if the circumstances of the case admit, be positive, made in ample time and with due regard to the observance of good seamanship. Relationship to the Inland Rules: Inland Rule 8 differs from this rule — compare against 33 CFR 83.08 before answering a question that turns on which set applies.
COLREGs Rule 8(b)
Action to Avoid Collision (b) Any alteration of course and/or speed to avoid collision shall, if the circumstances of the case admit, be large enough to be readily apparent to another vessel observing visually or by radar; a succession of small alterations of course and/or speed should be avoided. Relationship to the Inland Rules: Inland Rule 8 differs from this rule — compare against 33 CFR 83.08 before answering a question that turns on which set applies.
COLREGs Rule 8(c)
Action to Avoid Collision (c) If there is sufficient sea room, alteration of course alone may be the most effective action to avoid a close-quarters situation provided that it is made in good time, is substantial and does not result in another close-quarters situation. Relationship to the Inland Rules: Inland Rule 8 differs from this rule — compare against 33 CFR 83.08 before answering a question that turns on which set applies.
COLREGs Rule 8(d)
Action to Avoid Collision (d) Action taken to avoid collision with another vessel shall be such as to result in passing at a safe distance. The effectiveness of the action shall be carefully checked until the other vessel is finally past and clear. Relationship to the Inland Rules: Inland Rule 8 differs from this rule — compare against 33 CFR 83.08 before answering a question that turns on which set applies.
Practice this topic#
One real exam question on this topic, cited to source. No sign-up.
According to the Inland Navigation Rules, a succession of small alterations of course and/or speed to avoid collision should be:
Study this topic#
This guide is the exam-facing view of the topic: what it is tested on and which sources it comes from. The lesson explains the idea; the drill tests it.
The full lesson covers this topic with citation popovers, and there are 47 drill questions behind it.
Drill Rule 8 — Action to Avoid Collision against the real exam.
Real exam questions. No signup, no card.
Was this page helpful?