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Overtaking situation (relative bearing of overtaking vessel is 180°) - altering course to starboard

  • Description of scenario: Vessel A: Power-driven vessel
    Vessel B: Power-driven vessel
    Area: On the high seas
    Visibility: Good (Vessels in sight of one another)
    Vessel A is overtaking vessel B on her starboard side
    Vessel A is astern of vessel B (relative bearing STBD/PORT 180°).
  • Rule(s) to be applied: Rule 13 (Overtaking situation)
    Rule 16 (Action by give-way vessel)
  • Applying the Rule(s) and comments: In accordance with Rule 13 (b) (Overtaking situation), a vessel (vessel A) shall be deemed to be overtaking when coming up with another vessel (vessel B) from a direction more than 22.5 degrees abaft her beam.
    In accordance with Rule 13 (a) (Overtaking situation), notwithstanding anything contained in the Rules of Part B, sections I and II, any vessel overtaking (vessel A) any other vessel (vessel B) shall keep out of the way of the vessel being overtaken (Vessel B).
    In accordance with Rule 13 (d) (Overtaking situation), any subsequent alteration of the bearing between the two vessels shall not make the overtaking vessel (Vessel A) a crossing vessel within the meaning of these Rules or relieve her (Vessel A) of the duty of keeping clear of the overtaken vessel (Vessel B) until she is finally past and clear.
    In accordance with Rule 16 (Action by give-way vessel), every vessel (vessel A) which is directed to keep out of the way of another vessel (vessel B) shall, so far as possible, take early and substantial action to keep well clear.

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This project has been funded with support from the European Commission.This publication reflects the views only of the author, and the Commission cannot be held responsible for any use which may be made of the information contained therein.