Term
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Definition
Rule 32 The word whistle means any sound signaling appliance capable of producing
the prescribed blasts and which complies with the specifications in Annex III to
these Regulations. |
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Term
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Definition
| Rule 32 means a blast of about one second’s duration. |
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Term
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Definition
| Rule 32 a blast of from four to six seconds’ duration |
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Term
| Rule 33 a vessel 12m or more |
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Definition
| vessel of 12 meters or more in length shall be provided with a whistle |
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Term
| Rule 33 a vessel 20m or more |
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Definition
| a vessel of 20 meters or more in length shall be provided with a bell in addition to a whistle |
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Term
| Rule 33 a vessel 100m or more |
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Definition
a vessel of 100 meters or more in length shall, in addition, be provided with a gong, the tone and sound of which cannot be confused with that
of the bell |
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Term
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Definition
A vessel of less than 12 meters in length shall not be obliged to carry the
sound signaling appliances prescribed in paragraph (a) of this Rule but if she does
not, she shall be provided with some other means of making an efficient sound
signal. |
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Term
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Definition
The bell or gong or both may be replaced by
other equipment having the same respective sound characteristics, provided that
manual sounding of the prescribed signals shall always be possible. |
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Term
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Definition
Rule 34
Maneuvering and Warning Signals |
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Term
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Definition
| I am altering my course to starboard |
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Term
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Definition
| I am altering my course to port”; |
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Term
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Definition
| I am operating astern propulsion”. |
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Term
| two prolonged blasts followed by one short blast to mean |
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Definition
I intend to
overtake you on your starboard side |
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Term
| two prolonged blasts followed by two short blasts to mean |
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Definition
“I intend to
overtake you on your port side” |
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Term
| Can lights be used instead of blasts? |
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Definition
(b) Any vessel may supplement the whistle signals prescribed in paragraph (a) of this
Rule by light signals, repeated as appropriate, while the maneuver is being carried out:
(i) these light signals shall have the following significance:
one flash to mean “I am altering my course to starboard”;
two flashes to mean “I am altering my course to port”;
three flashes to mean “I am operating astern propulsion”;
(ii) the duration of each flash shall be about one second, the interval between
flashes shall be about one second, and the interval between successive signals
shall be not less than ten seconds;
(iii) the light used for this signal shall, if fitted, be an all-round white light, visible at a minimum range of |
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Term
| Rule 34 inland, when should you signal |
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Definition
When power-driven vessels are in sight of one another and meeting or
crossing at a distance within half a mile of each other, each vessel underway, when
maneuvering as authorized or required by these Rules: |
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Term
| Rule 34 inland 1 short blast |
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Definition
| I intend to leave you on my port side” |
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Term
| Rule 34 inland 2 short blasts |
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Definition
I intend to leave you on my starboard
side |
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Term
| Rule 34 inland 3 short blasts |
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Definition
| Three short blasts to mean “I am operating astern propulsion”. |
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Term
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Definition
When vessels in sight of one another are approaching each other and from
any cause either vessel fails to understand the intentions or actions of the other,
or is in doubt whether sufficient action is being taken by the other to avoid
collision, the vessel in doubt shall immediately indicate such doubt by giving at
least five short and rapid blasts on the whistle. Such signal may be supplemented
by a light signal of at least five short and rapid flashes. |
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Term
| One prolonged whistle in a channel |
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Definition
A vessel nearing a bend or an area of a channel or fairway where other
vessels may be obscured by an intervening obstruction shall sound one prolonged
blast. Such signal shall be answered with a prolonged blast by any approaching
vessel that may be within hearing around the bend or behind the intervening
obstruction. |
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Term
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Definition
When a power-driven vessel is leaving a dock or berth, she shall sound one
prolonged blast. |
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Term
| Rule 34 Vessels not in Agreement |
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Definition
A vessel that reaches agreement with another vessel in a head-on, crossing,
or overtaking situation, as for example, by using the radiotelephone as prescribed
by the Vessel Bridge-to-Bridge Radiotelephone Act (85 Stat. 164; 33 U.S.C. 1201
et seq.), is not obliged to sound the whistle signals prescribed by this Rule, but may
do so. If agreement is not reached, then whistle signals shall be exchanged in a
timely manner and shall prevail. |
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Term
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Definition
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: |
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Term
| A power-driven vessel making way through the water |
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Definition
shall sound at intervals
of not more than 2 minutes one prolonged blast. |
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Term
A power-driven vessel underway but stopped and making no way through
the water |
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Definition
shall sound at intervals of not more than 2 minutes two prolonged
blasts in succession with an interval of about 2 seconds between them. |
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Term
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, instead of the signals
prescribed in paragraphs (a) or (b) of this Rule, |
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Definition
sound at intervals of not more
than 2 minutes three blasts in succession, namely one prolonged followed by two
short blasts. |
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Term
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Definition
or if more than one vessel is towed the last vessel of the
tow, if manned, shall at intervals of not more than 2 minutes sound four blasts in
succession, namely one prolonged followed by three short blasts. When
practicable, this signal shall be made immediately after the signal made by the
towing vessel. |
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Term
What is the sounds for a pushing vessel and a vessel being pushed ahead are rigidly
connected in a composite unit |
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Definition
| they shall be regarded as a power-driven vessel and shall give the signals prescribed in paragraphs (a) or (b) of this Rule. |
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Term
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Definition
| shall at intervals of not more than one minute ring the bell rapidly for about 5 seconds |
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Term
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Definition
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. |
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Term
| Sounds for vessel aground |
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Definition
A vessel aground shall give the bell signal and if required the gong signal
prescribed in paragraph (g) of this Rule and shall, in addition, give three separate
and distinct strokes on the bell immediately before and after the rapid ringing of the bell. A vessel aground may in addition sound an appropriate whistle signal. |
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Term
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Definition
A vessel of 12 meters or more but less than 20 meters in length shall not be
obliged to give the bell signals prescribed in paragraphs (g) and (h) of this Rule.
However, if she does not, she shall make some other efficient sound signal at
intervals of not more than 2 minutes. |
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Term
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Definition
shall not be obliged to give the
above-mentioned signals but, if she does not, shall make some other efficient
sound signal at intervals of not more than 2 minutes. |
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Term
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Definition
| A vessel engaged in piloatage |
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Term
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Definition
Signals to Attract Attention
If necessary to attract the attention of another vessel, any vessel may make light
or sound signals that cannot be mistaken for any signal authorized elsewhere in
these Rules, or may direct the beam of her searchlight in the direction of the
danger, in such a way as not to embarrass any vessel. Any light to attract the
attention of another vessel shall be such that it cannot be mistaken for any aid to
navigation. For the purpose of this Rule the use of high intensity intermittent or
revolving lights, such as strobe lights, shall be avoided. |
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Term
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Definition
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Term
| What is Rule 37 Inland extra signal |
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Definition
A high intensity white light flashing at regular intervals from 50 to 70 times per minute.
Inland only. |
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Term
| What are the International Distress Signals |
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Definition
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Term
Vessels that are underway in or near an area of restricted visibility must sound the following signals at intervals of not more than __ minutes
A Power-driven vessel underway and making way
B Power-driven vessel underway but not making way
C Vessel towing or pushing
D vessel engaged in fishing
E Vessel restricted in ability to maneuver
F Vessel constrained by draft
G Sailing Vessel
H Vessel not under command
I Manned vessel being towed |
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Definition
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