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one short blast
one short blast
one short blast
Two short blasts
Two short blasts
Two short blasts
loud
If you are passing " from astern" of a vessel this is called an "Overtaking" situation.InternationalSound and Light signalsRule 34Maneuvering and warning signals.(c) When in sight of one another in a narrow channel or fairway:(i) a vessel intending to overtake another shall in compliance with Rule 9 (e)(i) shall indicate her intention by the following signals on her whistle:-Two prolonged blasts followed by one short blast to mean " I intend to overtake you on your starboard side";-Two prolonged blasts followed by two short blaststo mean "I intend to overtake you on your port side".(ii) the vessel about to be overtaken when acting in accordance with Rule 9 (e) (i) shall indicate her agreement by the following signal on her whistle:-One prolonged, one short, one prolonged and one short.***Inland(c) When in sight of one another:(i) a power driven vessel intending to overtake another power driven vessel shall indicate her intention by the following signals on her whistle: One short blast to mean "I intend to overtake you on your starboard side"; two short blaststo mean "I intend to to over take you on your port side"; and(ii) the power driven vessel about to be overtaken shall, if in agreement, sound a similar sound signal.*** If there is ANY doubt as to the intentions the danger signal of 5 or more short blasts must be sounded.
its easy sound signal
3 short blasts
None. A vessel underway under normal conditions does not need to make any sound signal.If the vessel ceases to make way it still does not make a sound signal unless special circumstances apply.
Rules of the RoadRule 35Sound Signals in Restricted Visibility(C) A vessel not under command, a vessel restricted in her ability to maneuver, a vessel constrained by her draft, a sailing vessel, a vessel engaged in fishing, and a vessel engaged in towing or pushing another vessel shall..........sound at intervals of not more than two minutes, three blast in succession, namely one prolonged followed by two short blasts.