COLREG Rule 29 & Rule 35 Pilot Vessels On Duty

Rule 29 Pilot vessels

(a) A vessel engaged on pilotage duty shall exhibit:

(i) at or near the masthead. two all-round lights in a vertical line, the upper being white and the lower red;

(ii) when underway, in addition. sidelights and a stern light;

(iii) when at anchor, in addition to the lights prescribed in sub-paragraph (i), the light, lights or shape prescribed in Rule 30 for vessels at anchor.

(b) A pilot vessel when not engaged on pilotage duty shall exhibit the lights or shapes prescribed for a similar vessel of her length.


Extract from Rule 35 Sound signals In restricted visibility

In or near an area of restricted visibility, whether by day or night, the signals prescribed in this Rule shall be used as follows:

(a) A power-driven vessel making way through the water shall sound at intervals of not more than 2 minutes one prolonged blast.

(b) A power-driven vessel underway but stopped and making no way through the water shall sound at intervals of not more than 2 minutes two prolonged blasts in succession with an interval of about 2 seconds between them.

(9) A vessel at anchor shall at intervals of not more than one minute ring the bell rapidly for about 5 seconds. In a vessel of 100 meters or more ln length the bell shall be sounded in the forepart of the vessel and immediately after the ringing of the bell the gong shall be sounded replay for about 5 seconds on the after part of the vessel. A vessel at anchor may in addition sound three blasts ln succession, namely one short, one prolonged and one short blast, to give Waring of her position and of the possibility of collusion to an approaching vessel.