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A power-driven vessel towing partly submerged vessel with breadth over 25 m and length over 100 m, length of the tow over 200 m - lights

A power-driven vessel towing partly submerged vessel with breadth over 25 m and length over 100 m, length of the tow over 200 m - lights

  • Description of scenario: Type of vessel: Power-driven vessel towing an incospicuous, partly submerged vessel with breadth of more than 25 m and length exceeding 100 m, length of the tow exceeds 200 m
    Time of the day: From sunset to sunrise and from sunrise to sunset in restricted visibility
  • Rule(s) to be applied: Rule 24 (Towing and pushing)
  • Applying the Rule(s) and comments: In accordance with Rule 24 (a) (Towing and pushing), a power-driven vessel when towing shall exhibit:
    (i) instead of the light prescribed in Rule 23(a)(i) or (a)(ii) (Power-driven vessels underway ), three masthead lights in a vertical line;
    (ii) sidelights ;
    (iii) a sternlight ;
    (iv) a towing light in a vertical line above the sternlight .
    In accordance with Rule 24 (g) (Towing and pushing), an inconspicuous, partly submerged vessel being towed, shall exhibit:
    (i) one all-round white light at or near the forward end and one at or near the after end;
    (ii) two additional all-round white lights at or near the extremities of its breadth;
    (iii) additional all-round white lights between the lights prescribed in sub-paragraphs (i) and (ii) so that the distance between the lights shall not exceed 100 m.
  • Lights positions:
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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.