PART B – STEERING AND SAILING RULES. Section | Subpart I – Conduct of Vessels in Any Condition of Visibility. Rule 4 – Application. Rule 5 – Look-Out. Part A – General. Rule 1. Application. (a)These Rules shall apply to all vessels upon the high seas and in all waters connected therewith navigable by seagoing . Results 1 – 20 of The International Regulations for Preventing Collisions at Sea (COLREGS) are published by the International Maritime Organization.

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Rule 7 Risk of Collision a Every vessel shall use all available means appropriate to the prevailing circumstances and conditions to determine if risk of collision exists.

Navigation Rules: International- Inland

International Conference made several recommendations, including the recognition of radar these were eventually ratified in and became effective in When a directional whistle is to be used as the only whistle on a vessel, it shall be installed with its maximum intensity directed straight ahead.

This article needs attention from an expert in Transport. Vessels meters or more: In circumstances, however, where risk of collision exists, she shall comply with the Rules of this Part. In or near an area of restricted visibility, whether by day or night the signals prescribed in this Rule shall be used as follows:.

WikiProject Transport may be able to help recruit an expert. Any vessel overtaking any other shall keep out of the way of the vessel being overtaken.

Horizontal positioning and spacing of lights a When two masthead lights are prescribed for a power-driven vessel, the horizontal distance between them shall not be less than one half of the length of the vessel but need not be more than meters. These additional station or signal lights or whistle signals shall, so far as possible, be such that they cannot be mistaken for any light, shape, or signal authorized elsewhere under these Rules.


Cannot maneuver out of the way because of insufficient water Needs their half of channel in the middle! Depends on a number of ingredients; visibility, traffic, your maneuverability, wind, sea, current, etc.

Color specifications for lights The chromaticity of all navigation lights shall conform to the following standards, which lie within the boundaries of of the area of the diagram specified for each colreys by the Internatioinal Commission on Illumination CIE. Colrfgs lights, towing lights Identification lights: Rule 13covers overtaking – the overtaking vessel should keep out of the way of the vessel being overtaken. Retrieved 2 February Subject to licence being granted.

No Reply or consent required in open water. Due to some exceptional circumstance, cannot maneuver according to the rules. Beaufort wind scale Force 0.

Rule 19 states every vessel should proceed at a safe speed adapted to prevailing circumstances and restricted visibility. In an overtaking situation, which of the following statements is NOT correct? Rule 30 Anchored Vessels and Vessels Aground a A vessel at anchor shall exhibit where it can best be seen: This is in line with Rule 9 which states that “a vessel engaged in fishing shall not impede the passage of any other vessel navigating within a narrow channel or fairway.

International Regulations for Preventing Collisions at Sea

Beaufort wind scale Force 7. The term “vessel restricted in her ability to maneuver” shall include but not be limited to: Visible from dead ahead to degrees only each light.


To ensure a wide variety of whistle characteristics, the fundamental frequency of a whistle shall be between the following limits: Any vessel under sail provided that propelling machinery, if fitted, is NOT being used.

Not anchored, aground or made fast to shore.

It is always displayed foreword and as high as practical, preferably on a mast. The specific problem is: Contracting Parties shall use the provisions of the Code for Implementation in the execution of their obligations and responsibilities contained in the present Convention. One of these lights or shapes shall be exhibited coltegs the foremast head and one at each end of the fore yard. Vessel Not Under Command.


A new master joins a UK ship at an overseas port. Turn off more accessible mode.

This showed that between and there were 60 collisions in the Strait of Dover; twenty colreggs later, following the introduction of traffic separation schemes, this total was cut to only A vessel hearing fog signal of another vessel should reduce speed to a minimum.

Share buttons are a little bit colrsgs. So when two vessels are approaching each other, both having the wind free and consequently the power of readily controlling their movements, the vessel on the larboard tack must give way and each pass to the right.