COLREG Rule 30 And Rule 35 A Vessel At Anchor

RULE 30 Anchored vessels and vessels aground

(a) A vessel at anchor shall exhibit where lt can best be seen:

(i) in the fore part. an all-round white light or one ball;

(ll) at or near the stern and at a lower level than the light prescribed in sub-paragraph (i). an all-round white light.

(b) A vessel of less than 50 meters in length may exhibit an all-round white light where it can be seen instead of the lights prescribed in paragraph (a) of this Rule.

(c) A vessel at anchor may, and a vessel 07 100 meters and more in length shall, also use the
available working or equivalent lights to illuminate her decks.

(d) A vessel aground shall exhibit the lights prescribed in paragraph (a) or (b) of this Rule and in addition, where they can best be seen:

(i) two all-round red lights ln a vertical line;

(ii) three balls in a vertical line.

(e) A vessel of less than 7 meters in length, when at anchor. not in or near a narrow channel.fairway or anchorage, or where other vessels normally navigate. shall not be required to exhibit the lights or shape prescribed in paragraphs (a) and (b) of this Rule.

(f) A vessel of less than 12 meters in length when aground. shall not be required to exhibit the lights or shapes prescribed ln sub-paragraphs (d) (i) and (ll) of this Rule.


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:

(g) 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 300 meters or more in 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 rapidly for
about 5 seconds in the after part of the vessel. A vessel at anchor may in addition sound three blasts in succession. namely one short. one prolonged and one short blast. to give warning of her position and of the possibility of collision to an approaching vessel.

(h) A vessel aground shall give the bell signal and it required the gong signal prescribed ln paragraph (g) of this Rule and shall. in addition, give three separate and distinct stroked on the bell immediately before and after the rapid ringing of the bell. A vessel aground may in addition sound an appropriate whistle signal