survival craft in distress of any means at its disposal to attract
attention, make known its position and obtain help.
Regulation 129 Terms and Definitions
(1) For the purpose of this Chapter the following terms shall have the
meanings defined below:
(a) "Radio Regulations" means the Radio Regulations annexed to, or
regarded as being annexed to, the International Telecommunication
Convention in force.
(b) "Radiotelegraph auto alarm" means an approved automatic alarm
receiving apparatus which responds to the radiotelegraph alarm signal.
(c) "Radiotelephone auto alarm" means an approved automatic alarm
receiving apparatus which responds to the radiotelephone alarm signal.
(d) "Radio Officer" means a person holding at least a
radio-communication operator''s general certificate for the maritime mobile
service or a first or second class radiotelegraph operator''s certificatecomplying with the Radio Regulations, who is employed in the
radiotelegraph station of a vessel which is provided with such a stationin compliance with Regulation 130 or Regulation 131.
(e) "Radio Operator" means a person holding a radiotelegraph
operator''s special certificate complying with the Radio Regulations.
(f) "Radiotelephone operator" means a person holding an
appropriate certificate complying with the Radio Regulations.
(g) "New installation" means an installation wholly installed on
board a vessel on or after the date of entry into force of the Convention.
(h) "Existing installation" means any installation which is not a
new installation.
(i) "Mile" means 1852 metres.
(2) "Radiotelephone station", "Radiotelephone installation" and
"Watches-radiotelephone" relate to the Medium Frequency Band, unless
expressly provided otherwise.
(3) All other terms which are used in this Chapter and which are also
defined in the Radio Regulations shall have the same meanings as definedin those Regulations.
Regulation 130 Radiotelegraph Station
Vessels of 75 metres in length and over, unless exempted under
Regulation 132, shall be fitted with a radiotelegraph station complying
with the provisions of Regulations 136 and 137.
Regulation 131 Radiotelephone Station
(1) Subject to paragraph (2), every vessel unless exempted under
Regulation 132 shall be fitted with a radiotelephone station complying
with Regulations 142 and 143.
(2) In special circumstances the Administration may require or permit
a vessel to be fitted with one of the following radio stations as an
alternative to the requirements of paragraph (1):
(a) in a vessel of less than 75 metres in length a radiotelegraph
station complying with Regulations 136 and 137; or
(b) in a vessel of any size which remains, while at sea, within
Very High Frequency (VHF) coverage of coast stations, a VHF radiotelephone
station complying with Regulation 144.
In considering such special circumstances, the Administration shall
have regard to the safety conditions at sea, including the maximum
distance of the vessel from shore, the length of time the vessel is at
sea, the absence of general navigational hazards likely to be encountered
and the ability of the vessel to participate effectively in the maritimedistress system.
Regulation 132 Exemptions
(1) In exceptional circumstances, the Administration may grant to an
individual vessel a complete, partial or conditional exemption from the
requirements of Regulations 130 or 131.
(2) Each Administration shall submit to the Organization as soon as
possible after the first of January in each year a report showing all
exemptions granted under paragraph (1) during the previous calendar yearand the reasons therefor.
PART B WATCHES
Regulation 133 Watches-Radiotelegraph
(1) A vessel fitted with a radiotelegraph station in accordance with
Regulations 130 or 131 (2)(a) shall, while at sea, carry at least one
radio officer or radio operator, and, if not fitted with a radiotelegraph
auto alarm, such radio officer or radio operator shall, subject to the
provisions of paragraph (3), listen continuously on the radiotelegraph
distress frequency using headphones or a loudspeaker.
(2) (a) While a vessel fitted with a radiotelegraph station in
accordance with Regulation 130 and fitted with a radiotelegraph auto alarm
is at sea, a radio officer using headphones or a loudspeaker shall,
subject to the provisions of paragraph (3), listen on the radiotelegraphdistress frequency for at least 8 hours a day in the aggregate.
(b) While a vessel of less than 75 metres in length fitted with a
radiotelegraph station in accordance with Regulation 131 (2)(a) and fitted
with a radiotelegraph auto alarm is at sea, a radio officer or radio
operator using headphones or a loudspeaker shall, subject to the
provisions of paragraph (3), listen on the radiotelegraph distress
frequency during such periods as may be determined by the Administration.
(3) (a) During the period when a radio officer or radio operator is
required by this Regulation to listen on the radiotelegraph distress
frequency, the radio officer or radio operator may discontinue such
listening during the time when he is handling traffic on other
frequencies, or when the radio officer is performing other essential radio
duties, but only if it is impracticable to listen by split headphones orloudspeaker. The listening watch shall always be maintained by a radio
officer or radio operator using headphones or loudspeaker during the
silence periods provided for by the Radio Regulations. The term "essential
radio duties" of the radio officer includes urgent repairs of:
(i) equipment for radiocommunication used for safety; and
(ii) radio navigational equipment by order of the skipper.
(b) In addition, on vessels other than multi-radio officer fishing
vessels, the radio officer may, in exceptional cases, i.e. when it is
impractical to listen by split headphones or loudspeaker, discontinue
listening by order of the skipper in order to carry out maintenance
required to prevent imminent malfunction of:
(i) equipment for radiocommunication used for safety;
(ii) radio navigational equipment; and
(iii) other electronic navigational equipment including its
repair; provided that;
(iv) the radio officer, at the discretion of the
Administration, is appropriately qualified to perform these duties;
(v) a receiving selector is fitted which meets the
requirements of the Radio Regulations; and
(vi) the listening watch is always maintained by a radio
officer using headphones or loudspeaker during the silence periods
provided for by the Radio Regulation.
(4) In vessels fitted with a radiotelegraph auto alarm this
radiotelegraph auto alarm shall, while the vessel is at sea, be in
operation whenever there is no listening watch being maintained under
paragraphs (2) or (3) and, whenever practicable, during direction-finding
operations.
(5) The listening periods provided for by this Regulation, including
those which are determined by the Administration, shall preferably be
maintained during periods prescribed for the radiotelegraph service by the
Radio Regulations.
Regulation 134 Watches-Radiotelephone
(1) (a) On a vessel fitted only with a radiotelephone station in
accordance with Regulation 131, a continuous watch shall, for safety
purposes, while at sea, be maintained on the radiotelephone distress
frequency in the place on board from which the vessel is usually
navigated, by means of a radiotelephone distress frequency watch receiver,
using a loudspeaker, a filtered loudspeaker or radiotelephone auto alarm.
(b) A vessel referred to in sub-paragraph (a) shall carry
radiotelephone operators holding an appropriate certificate for
radiotelephony (who may be any member of the crew) as follows:
(i) vessels of 45 metres in length and over, at least two
operators; and
(ii) vessels of less than 45 metres in length, at least one
operator.
If a vessel carries one radiotelephone operator exclusively employed
for duties related to radiotelephony, a second operator need not be
carried.
(2) On a vessel fitted with a radiotelegraph station in accordance
with Regulations 130 or 131 (2)(a) a continuous watch shall be maintained,
while at sea, on the radiotelephone distress frequency in a place to be
determined by the Administration, by means of a radiotelephone distress
frequency watch receive, using a loudspeaker, a filtered loudspeaker or
radiotelephone auto alarm.
Regulation 135 Watches-VHF Radiotelephone
(1) On a vessel fitted with a VHF radiotelephone station, in
accordance with Regulation 131 (2)(b), a listening watch shall be
maintained, while at sea, on the VHF radiotelephone distress frequency
except when the VHF radiotelephone station is engaged in communications on
a working frequency.
(2) On a vessel fitted with a VHF radiotelephone station required by a
Party in order to promote the safety of navigation in waters near its
coast, a listening watch shall be maintained in the wheelhouse for such
periods and on such channels as may be prescribed by that Party.
PART C TECHNICAL REQUIREMENTS
Regulation 136 Radiotelegraph Stations
(1) The radiotelegraph station shall be so located that no harmful
interference from extraneous mechanical or other noise will be caused tothe proper reception of radio signals. The station shall be placed as high
in the vessel as is practicable, so that the greatest possible degree ofsafety may be secured.
(2) The radiotelegraph operating room shall be of sufficient size and
of adequate ventilation to enable the radiotelegraph station to be
operated efficiently, and shall not be used for any purpose which will
interfere with the operation of the radiotelegraph station.
(3) The sleeping accommodation of at least one radio officer shall be
situated as near as practicable to the radiotelegraph operating room.
(4) An efficient two-way system for calling and voice communication
shall be provided between the radiotelegraph operating room and the
wheelhouse and one other place, if any, from which the vessel is navigated
and which shall be independent of the main communication system of the
vessel.
(5) The radiotelegraph station shall be installed in such a position
that it will be protected against the harmful effects of water or extremes
of temperature. It shall be readily accessible both for immediate use incase of distress and for repair.
(6) A reliable clock with a dial not less than 125 millimetres in
diameter and a concentric seconds hand, the face of which is marked to
indicate the silence periods prescribed for the radiotelegraph service by
the Radio Regulations, shall be provided. It shall be securely mounted in
the radiotelegraph operating room in such a position that the entire dial
can be easily and accurately observed by the radio officer or radio
operator from the radiotelegraph operating position and from the position
for testing the radiotelegraph auto alarm receiver.
(7) A reliable emergency light shall be provided in the radiotelegraph
operating room, consisting of an electric lamp permanently arranged so as
to provide satisfactory illumination of the operating controls of the
radiotelegraph station and of the clock required by paragraph (6). This
lamp shall, if supplied from the reserve source of energy, be controlledby two-way switches placed near the main entrance to the radiotelegraph
operating room and at the radiotelegraph operating position, unless the
layout of the radiotelegraph operating room does not warrant it. These
switches shall be clearly labelled to indicate their purpose.
(8) Either an electric inspection lamp, operated from the reserve
source of energy and provided with a flexible lead of adequate length, or
a flashlight shall be provided and kept in the radiotelegraph operating
room.
(9) The radiotelegraph station shall be provided with such maintenance
manuals, spare parts, tools and testing equipment as will enable the
radiotelegraph station to be maintained in efficient working condition
while at sea. The testing equipment shall include at least a portable
multimeter capable of accurately measuring alternating currents and
voltages, direct currents and voltages, and resistance values likely to be
encountered in servicing the station.
(10) If a separate emergency radiotelegraph operating room is provided
the requirements of paragraphs (4), (5), (6), (7) and (8) shall apply toit.
Regulation 137 Radiotelegraph Installations
(1) Except as otherwise expressly provided in this Regulation:
(a) other than in a vessel fitted with a reserve Medium Frequency
(MF) radiotelegraph installation, the radiotelegraph installation shall be
electrically separate and electrically independent of the radiotelephoneinstallation referred to in Regulation 143;
(b) the installation shall include a transmitter, a receiver and a
main source of energy;
(c) a main antenna shall be provided and installed and, if
suspended between supports liable to whipping, shall be suitably protected
against breakage;
(d) a spare antenna completely assembled for imme diate
installation shall be carried; and
(e) sufficient antenna wire and insulators shall in all cases be
provided to enable a suitable antenna to be erected.
(2) (a) The transmitter shall be capable of being quickly connected
with and tuned to the main antenna and the spare antenna when erected.
(b) The receiver shall be capable of being quickly connected with
any antenna with which it is required to be used.
(3) The transmitter shall be capable of transmitting on the
radiotelegraph distress frequency using a class of emission assigned by
the Radio Regulations for that frequency. In addition, the transmitter
shall be capable of transmitting on at least two working frequencies in
the authorized bands between 405 kilohertz and 535 kilohertz, using
classes of emission assigned by the Radio Regulations for these
frequencies.
(4) The transmitter shall, if modulated emission is prescribed by the
Radio Regulations, have a depth of modulation of not less than 70 per
cent and a note frequency between 450 hertz and 1350 hertz.
(5) The transmitter shall, when connected to the main antenna, have a
minimum normal range on 500 kilohertz as specified in this paragraph andshall be capable of transmitting clearly perceptible signals from ship to
ship by day and under normal conditions and circumstances over the
following minimum normal ranges* :
[* See Guidance for Determining the Minimum Normal Range of
Transmitters contained in Recommendation 10 of Attachment 3 to the FinalAct of the Conference.]
(a) 150 miles in vessels of 75 metres in length and over;
(b) 100 miles in vessels of a length of less than 75 metres but of
45 metres and over; and
(c) 50 miles in vessels of less than 45 metres in length.
(Clearly perceptible signals will normally be received if the root
mean square value of the field strength at the receiver is at least 50
microvolts per metre.)
(6) (a) The receiver shall be capable of receiving the radiotelegraph
distress frequency and the classes of emission assigned by the Radio
Regulations for that frequency.
(b) In addition, the receiver shall permit the reception of such
of the frequencies and classes of emission used for the transmission of
time signals, meteorological messages and such other communications
relating to safety of navigation as may be considered necessary by the
Administration.
(7) The receiver shall have sufficient sensitivity to produce signals
in headphones or by means of a loudspeaker when the receiver input is aslow as 50 microvolts.
(8) There shall be available at all times, while the vessel is at sea,
a supply of electrical energy sufficient to operate the installation over
the normal range required by paragraph (5) as well as for the purpose ofcharging any batteries forming part of the radiotelegraph station. The
voltage of the supply for the installation shall, in the case of new
vessels, be maintained within plus or minus 10 per cent of the rated
voltage. In the case of existing vessels, it shall be maintained as nearthe rated voltage as possible and, if practicable, within plus or minus 10
per cent.
(9) Where a reserve MF radiotelegraph installation is fitted or a
radiotelegraph installation is fitted as the main installation under theprovisions of Regulation 131 (2)(a), a reserve source of energy complying
with Regulation 143(9), (10), (11) and (12), with sufficient capacity tooperate the transmitter and receiver for at least 6 hours continuously,
shall be provided.
(10) While the vessel is at sea, accumulator batteries shall be
brought up to the normal fully charged condition daily.
(11) All steps shall be taken to eliminate so far as is possible the
causes of, and to suppress, radio interference from electrical and other
apparatus on board. If necessary, steps shall be taken to ensure that the
antennae attached to broadcast receivers do not cause interference to the
efficient or correct working of the radiotelegraph installation.
Particular attention shall be paid to this requirement in the design of
new vessels.
(12) In addition to a means for manually transmitting the
radiotelegraph alarm signal, an automatic radiotelegraph alarm signal
keying device shall be provided capable of keying the transmitter so as to
transmit the radiotelegraph alarm signal. The device shall be capable ofbeing taken out of operation at any time in order to permit immediate
manual operation of the transmitter. If electrically operated, this keying
device shall be capable of operation from the reserve source of energy.
(13) All items of equipment forming part of the radiotelegraph station
shall be reliable, and shall be so constructed that they are readily
accessible for maintenance purposes.
Regulation 138 Radiotelegraph Auto Alarms
(1) A radiotelegraph auto alarm shall comply with the following
minimum requirements:
(a) in the absence of interference of any kind it shall be capable
of being actuated, without manual adjustment, by any radiotelegraph alarm
signal transmitted on the radiotelegraph distress frequency by any coaststation, ship''s or vessel''s emergency or survival craft transmitter
operating in accordance with the Radio Regulations, provided that the
strength of the signal at the receiver input is greater than 100
microvolts and less than 1 volt;
(b) in the absence of interference of any kind it shall be
actuated by either three or four consecutive dashes when the dashes varyin length from 3.5 to as near 6 seconds as possible and the spaces vary in
length between 1.5 seconds and the lowest practicable value, preferably
not greater than 10 milliseconds;
(c) it shall not be actuated by atmospherics or by any signal
other than the radiotelegraph alarm signal, provided that the received
signals do not in fact constitute a signal falling within the tolerance
limits referred to in sub-paragraph (b);
(d) the selectivity of the radiotelegraph auto alarm shall be such
as to provide a practically uniform sensitivity over a band extending not
less than 4 kilohertz and not more than 8 kilohertz on each side of the
radiotelegraph distress frequency and to provide outside this band a
sensitivity which decreases as rapidly as possible in conformity with the
best engineering practice;
(e) if practicable, if shall, in the presence of atmospherics or
interfering signals, automatically adjust itself so that within a
reasonably short time it approaches the condition in which it can most
readily distinguish the radiotelegraph alarm signal;
(f) when actuated by a radiotelegraph alarm signal, or in the
event of failure of the apparatus, it shall cause a continuous audible
warning to be given in the radiotelegraph operating room, in the radio
officer''s or radio operator''s sleeping accommodation and in the
wheelhouse. If practicable, warning shall also be given in the case of
failure of any part of the whole alarm receiving system. Only one switchfor stopping the warning shall be provided and this shall be situated inthe radiotelegraph operating room;
(g) for the purpose of regularly testing the radiotelegraph auto
alarm, the apparatus shall include a generator pre-tuned to the
radiotelegraph distress frequency and a keying device by means of which a
radiotelegraph alarm signal of the minimum strength referred to in
sub-paragraph (a) is produced. Means shall also be provided for attaching
headphones for the purpose of listening to signals received on the
radiotelegraph auto alarm; and
(h) it shall be capable of withstanding vibration, humidity and
changes of temperature, equivalent to severe conditions experienced on
board vessels at sea, and shall continue to operate under such conditions.
(2) Before a new type of radiotelegraph auto alarm is approved, the
Administration shall be satisfied, by practical tests made under operating
conditions equivalent to those obtaining in practice, that the apparatuscomplies with paragraph (1).
(3) In vessels fitted with a radiotelegraph auto alarm, its efficiency
shall be tested by a radio officer or radio operator at least once every24 hours while at sea. If it is not in working order, the radio officeror radio operator shall report that fact to the skipper or officer on
watch.
(4) A radio officer or radio operator shall periodically check the
proper functioning of the radiotelegraph auto alarm receiver, with its
normal antenna connected, by listening to signals and by comparing them
with similar signals received on the radiotelegraph distress frequency on
the main installation.
(5) As far as practicable, the radiotelegraph auto alarm, when
connected to an antenna, shall not affect the accuracy of the
direction-finder.
Regulation 139 Direction-Finders
(1) (a) The direction-finding apparatus required by Regulation 153
shall be efficient and capable of receiving signals with the minimum of
receiver noise and of taking bearings from which the true bearing and
direction may be determined.
(b) It shall be capable of receiving signals on the radiotelegraph
frequencies assigned by the Radio Regulations for the purposes of distress
and direction-finding and for maritime radio beacons.
(c) In the absence of interference the direction-finding apparatus
shall have a sensitivity sufficient to permit accurate bearings being
taken on a signal having a field strength as low as 50 microvolts per
metre.
(d) As far as is practicable, the direction-finding apparatus
shall be so located that as little interference as possible from
mechanical or other noise will be caused to the efficient determination of
bearings.
(e) As far as is practicable, the direction-finding antennae
system shall be erected in such a manner that the efficient determination
of bearings will be hindered as little as possible by the close proximity
of other antennae, derricks, wire halyards or other large metal objects.
(f) An efficient two-way means of calling and voice communication
shall be provided between the direction-finder and the wheelhouse.
(g) All direction-finders shall be calibrated to the satisfaction
of the Administration on first installation. The calibration shall be
verified by check bearings or by a further calibration whenever any
changes are made in the position of any antennae or of any structures ondeck which might affect appreciably the accuracy of the direction-finder.
The calibration particulars shall be checked at yearly intervals, or as
near thereto as possible. A record shall be kept of the calibrations andof the checks made of their accuracy.
(2) (a) The direction-finding apparatus and radio equipment for homing
on the radiotelephone distress frequency shall be capable of taking
direction-finding bearings on that frequency without ambiguity of sense
within an arc of 30 degrees on either side of the bow. Installation and
testing of this equipment shall be to the satisfaction of the
Administration. *
[* See the relevant Recommendation of the International Radio
Consultative Committee (CCIR).]
(b) All reasonable steps shall be taken to ensure the homing
capability. Where due to technical difficulties the homing capability
cannot be achieved, the Administration may exempt individual vessels from
this requirement.
Regulation 140 Radiotelegraph Installation for Fitting in MotorLifeboats
(1) The radiotelegraph installation required by Regulation 123 shall
include a transmitter, a receiver and a source of energy. It shall be sodesigned that it can be used in an emergency by an unskilled person.
(2) The transmitter shall be capable of transmitting on the
radiotelegraph distress frequency using a class of emission assigned by
the Radio Regulations for that frequency. The transmitter shall also be
capable of transmitting on the frequency, and of using a class of
emission, assigned by the Radio Regulations for use by survival craft inthe bands between 4000 kilohertz and 27500 kilohertz.
(3) The transmitter shall, if modulated emission is prescribed by the
Radio Regulations, have a depth of modulation of not less than 70 per
cent and a note frequency between 450 hertz and 1350 hertz.
(4) In addition to a key for manual transmissions the transmitter
shall be fitted with an automatic keying device for the transmission of
the radiotelegraph alarm and distress signals.
(5) On the radiotelegraph distress frequency the transmitter shall
have a minimum normal range as specified in Regulation 137 (5) of 25 miles
using the fixed antenna. *
[* See Guidance for Determining the Minimum Normal Range of
Transmitters contained in Recommendation 10 of Attachment 3 to the FinalAct of the Conference.]
(6) The receiver shall be capable of receiving the radiotelegraph
distress frequency and the classes of emission assigned by the Radio
Regulations for that frequency.
(7) The source of energy shall consist of an accumulator battery with
sufficient capacity to supply the transmitter for four hours continuously
under normal working conditions. If the battery is of a type that requires
charging, means shall be available for charging it from the vessel''s power
supply. In addition there shall be a means for charging it after the
lifeboat has been launched.
(8) When the power for the radiotelegraph installation and the
searchlight required by Regulation 123 are drawn from the same battery, it
shall have sufficient capacity to provide for the additional load of thesearchlight.
(9) A fixed-type antenna shall be provided together with means for
supporting it at the maximum practicable height. In addition an antenna
supported by a kite or balloon shall be provided if practicable.
(10) At sea a radio officer shall at weekly intervals test the
transmitter using a suitable artificial antenna, and shall bring the
battery up to full charge if it is of a type which requires charging.
Regulation 141 Portable Radio Apparatus for Survival Craft
andEmergency Position-Indicating Radio Beacon (EPIRB)
The Administration shall prescribe the technical criteria, maintenance
and tests for the portable transmitter/receiver and emergency
position-indicating radio beacon, required by Regulation 122.
Regulation 142 Radiotelephone Stations
(1) The radiotelephone station shall be placed in the upper part of
the vessel and so located that it is sheltered to the greatest possible
extent from noise which might impair the correct reception of messages and
signals.
(2) There shall be efficient communication between the radiotelephone
station and the wheelhouse.
(3) A reliable clock with a dial not less than 125 millimetres in
diameter, the face of which is marked to indicate the silence periods
prescribed for the radiotelephone service by the Radio Regulations, shall
be provided. It shall be securely mounted in such a position that the
entire dial can be easily and accurately observed by the operator.
(4) A card of instructions giving a clear summary of the
radiotelephone distress procedure shall be displayed in full view of theradiotelephone operating position.
(5) A reliable emergency light shall be provided, independent of the
system which supplies the normal lighting of the radiotelephone
installation and permanently arranged so as to be capable of providing
adequate illumination of the operating controls of the radiotelephone
installation, the clock and the card of instructions.
(6) Where a source of energy consists of a battery or batteries, the
radiotelephone station shall be provided with a means of assessing the
charge condition.
Regulation 143 Radiotelephone Installations
(1) The radiotelephone installation shall include transmitting and
receiving equipment and appropriate sources of energy (referred to in this
Regulation as the transmitter, the receiver, the radiotelephone distress
frequency watch receiver, and the source of energy respectively).
(2) The transmitter shall be capable of transmitting on the
radiotelephone distress frequency and on at least one other frequency inthe bands between 1605 kilohertz and 2850 kilohertz, using the classes of
emission assigned by the Radio Regulations for these frequencies. In
normal operation a double sideband transmission or a single sideband
transmission with full carrier (i.e. A3H) shall have a depth of modulation
of at least 70 per cent at peak intensity. Modulation of a single sideband
transmission with reduced or suppressed carrier (A3A, A3J) shall be suchthat the unwanted emission shall not exceed the values given in the Radio
Regulations.
(3) (a) In vessels of 45 metres in length and over, the transmitter
shall have a minimum normal range of 150 miles and shall be capable of
transmitting clearly perceptible signals from ship to ship by day and
under normal conditions and circumstances over this range. * (Clearly
perceptible signals will normally be received if the root mean square
value of the field strength produced at the receiver by an unmodulated
carrier is at least 25 microvolts per metre for A3 and A3H emissions.)
[* See Guidance for Determining the Minimum Normal Range of
Transmitters contained in Recommendation 10 of Attachment 3 of the FinalAct to the Conference.]
(b) In vessels of less than 45 metres in length the transmitter
shall produce a power in the antenna of at least 15 watts for A3 emission
or 60 watts for A3H emission. In any case the transmitter shall have a
minimum normal range of at least 75 miles.
(4) The transmitter shall be fitted with a device for generating the
radiotelephone alarm signal by automatic means so designed as to preventactuation by mistake. The device shall be capable of being taken out of
operation at any time in order to permit the immediate transmission of adistress message. Arrangements shall be made to check periodically the
proper functioning of the device on frequencies other than the
radiotelephone distress frequency using a suitable artificial antenna.
(5) The device required by paragraph (4) shall comply with the
following requirements:
(a) The tolerance of the frequency of each tone shall be plus or
minus 1.5 per cent;
(b) the tolerance on the duration of each tone shall be plus or
minus 50 milliseconds;
(c) the interval between successive tones shall not exceed 50
milliseconds; and
(d) the radio of the amplitude of the stronger tone to that of the
weaker shall be within the range of 1 to 1.2.
(6) The receiver required by paragraph (1) shall be capable of
receiving the radiotelephone distress frequency and at least one other
frequency available for maritime radiotelephone stations in the bands
between 1605 kilohertz and 2850 kilohertz, using the classes of emissionassigned by the Radio Regulations for these frequencies. In addition thereceiver shall permit the reception of such other frequencies, using theclasses of emission assigned by the Radio Regulations, as are used for the
transmission by radiotelephony of meteorological messages and such othercommunications relating to the safety of navigation as may be considerednecessary by the Administration. The receiver shall have sufficient
sensitivity to produce signals by means of a loudspeaker when the receiver
input is as low as 50 microvolts.
(7) The radiotelephone distress frequency watch receiver shall be
pre-set to this frequency. It shall be provided with a filtering unit or a
device to silence the loudspeaker in the absence of a radiotelephone alarm
signal. The device shall be capable of being easily switched in and out
and may be used when, in the opinion of the skipper, conditions are suchthat maintenance of the listening watch would interfere with the safe
navigation of the vessel.
(8) To permit rapid change-over from transmission to reception when
manual switching is used, the control for the switching device shall,
where practicable, be located on the microphone or the telephone handset.
(9) (a) While the vessel is at sea, there shall be available at all
times a main source of energy sufficient to operate the installation over
the normal range required in paragraph (3).
(b) A reserve source of energy shall be provided:
(i) in the upper part of vessels of 45 metres in length and over; and
(ii) in a position as high as practicable in vessels of less
than 45 metres in length,
which under all circumstances shall have sufficient capacity
to operate the transmitter and receiver for at least 6 hours continuously
under normal working conditions. *
[* See Guidance for Determining the Electrical Load of the Reserve
Source of Energy of Radio Installations contained in Recommendation 11 of
Attachment 3 to the Final Act of the Conference.]
(c) If the reserve source of energy supplies several of the radio
installations mentioned in paragraph (10) its capacity shall be sufficient
to operate the transmitter and receiver of these installations
continuously and simultaneously for at least 6 hours unless one switchgear
permits the selective operation of the radio installations.
(d) The reserve source of energy may also be used as the main
source of energy, provided that the manner of installation and use is such
that these requirements are met at all times when the vessel is at sea.
(e) A reserve source of energy is not required for the
radiotelephone installation if a reserve medium frequency radiotelegraphinstallation with a reserve source of energy is fitted.
(10) The reserve source of energy shall be used to supply only:
(a) the radiotelephone installation;
(b) the radiotelegraph installation or the reserve radiotelegraph
installation, including the radiotelegraph auto alarm and the device
required by Regulation 137(12) for keying radiotelegraph alarm signals if
electrically operated.
(c) the VHF installation;
(d) the emergency light required by Regulation 142(5); and
(e) the device required by paragraph (4) for generating the
radiotelephone alarm signal.
(11) Notwithstanding the provisions of paragraph (10), the
Administration may authorize the use of the reserve source of energy for a
direction-finder, if fitted, and for a number of low-power emergency
circuits which are wholly confined to the upper part of the vessel such as
emergency lighting on the embarkation station for survival craft, on
condition that the additional loads can be readily disconnected, and that
the source of energy is of sufficient capacity to carry them.
(12) While the vessel is at sea, any battery provided shall be kept
charged so as to meet the requirements of paragraph (9) and in any case
shall be capable of being brought to a fully charged state within a period
of 16 hours.
(13) An antenna shall be provided and installed and, if suspended
between supports liable to whipping, shall be protected against breakage.
In addition, a spare antenna shall be carried on board completely
assembled for immediate replacement or, where this is not practicable,
sufficient antenna wire and insulators to enable a spare antenna to be
erected. The necessary tools to erect an antenna shall also be provided.
Regulation 144 VHF Radiotelephone Stations
(1) When a VHF radiotelephone station is provided it shall be a
permanent installation situated in the upper part of the vessel and
include a VHF radiotelephone installation complying with the provisions of
this Regulation and comprising a transmitter and receiver, a source of
power capable of actuating them at their rated powered levels, and an
antenna suitable for efficiently radiating and receiving signals at the
operating frequencies.
(2) Such a VHF installation shall conform to the requirements laid
down in the Radio Regulations for equipment used in the Maritime Mobile
VHF International Radiotelephone Service and shall be capable of operation
on those channels specified by the Radio Regulations and as may be
required by the Administration concerned.
(3) The transmitter radio frequency carrier power output shall be at
least 10 watts with a reduction capability to 1 watt. The antenna shall,as far as is practicable, have an unobstructed view in all directions. *
[* See Guidance on Transmitter Radio Frequency Power and Receiver
Sensitivity of VHF Radiotelephone Installations contained in
Recommendation 12 of Attachment 3 of the Final Act to the Conference.]
(4) Control of the VHF channels required for navigational safety shall
be immediately available in the wheelhouse convenient to the conning
position and, where necessary, facilities shall also be available to
permit radiocommunications from the wings of the wheelhouse.
(5) Where a VHF radiotelephone station is fitted as the main
installation under the provisions of Regulation 131 (2)(b), a reserve
source of energy shall be provided complying with Regulation 143(9), (10),
(11), and (12) with sufficient capacity to operate the transmitter and
receiver for at least 6 hours continuously.
Regulation 145 Radiotelephone Auto Alarms
(1) The radiotelephone auto alarm shall comply with the following
minimum requirements:
(a) the frequencies of maximum response of the tuned circuits, and
other tone selecting devices, shall be subject to a tolerance of plus orminus 1.5 per cent of each instance; and the response shall not fall
below 50 per cent of the maximum response for frequencies within 3 per
cent of the frequency of maximum response;
(b) in the absence of noise and interference, the automatic
receiving equipment shall be capable of operating from the alarm signal in
a period of not less than 4 and not more than 6 seconds;
(c) the automatic receiving equipment shall respond to the alarm
signal under conditions of intermittent interference caused by
atmospherics and powerful signals other than the alarm signal, preferably
without any manual adjustment being required during any period of watch
maintained by the equipment;
(d) the automatic receiving equipment shall not be actuated by
atmospherics or by powerful signals other than the alarm signal;
(e) the automatic receiving equipment shall be effective beyond
the range at which speech transmission is satisfactory;
(f) automatic receiving equipment shall be capable of withstanding
vibration, humidity, changes of temperature and variations in power
supply voltage equivalent to the severe conditions experienced on board
vessels at sea, and shall continue to operate under such conditions; and
(g) the automatic receiving equipment shall, as far as
practicable, give warning of faults that would prevent the apparatus from
performing its normal functions during watch hours.
(2) Before a new type of radiotelephone auto alarm is approved, the
Administration shall be satisfied by practical tests, made under operating
conditions equivalent to those obtained in practice, that the apparatus
complies with paragraph (1).
PART D RADIO LOGS
Regulation 146 Radio Logs
(1) The radio log (diary of the radio service) required by the Radio
Regulations for a vessel which is fitted with a radiotelegraph station in
accordance with Regulations 130 or 131(2)(a) shall be kept in the
radiotelegraph operating room while at sea. Every radio officer or radiooperator shall enter in the log his name, the times at which he goes on
and off watch, and all incidents connected with the radio service which
occur during his watch which may appear to be of importance to safety oflife at sea. In addition, there shall be entered in the log:
(a) the details required by the Radio Regulations;
(b) details of the maintenance, including a record of the charging
of the batteries, in such form as may be prescribed by the Administration;
(c) a daily statement with regard to the fulfilment of Regulation
137(10);
(d) in vessels fitted with a radiotelegraph auto alarm, details of
tests made under Regulation 138(3);
(e) details of the maintenance of the batteries, including a
record of the charging (if applicable) required by Regulation 140(10),
and details of the tests required by that paragraph in respect of the
transmitters fitted in motor lifeboats;
(f) details of the maintenance and tests of portable radio
apparatus for survival craft and EPIRB required by the Administration inaccordance with Regulation 141; and
(g) the time at which the listening watch is discontinued in
accordance with Regulation 133(3) together with the reason and the time at
which the listening watch is resumed.
(2) The radio log required by the Radio Regulations for a vessel which
is fitted with a radiotelephone station in accordance with Regulation 131
shall be kept at the place where the listening watch is maintained. Every
qualified operator and every crew member carrying out a listening watch in
accordance with Regulation 134 shall enter in the log, with his name, the
details of all incidents connected with the radio service which occur
during his watch which may appear to be of importance to safety of life at
sea. In addition, there shall be entered in the log:
(a) the details required by the Radio Regulations;
(b) the time at which the listening watch begins when the vessel
leaves port, and the time at which it ends when the vessel reaches port;
(c) the time at which the listening watch is for any reason
discontinued together with the reason and the time at which the listening
watch is resumed;
(d) details of the maintenance of the batteries (if provided),
including a record of the charging required by Regulation 143(12); and
(e) details of the maintenance and tests of portable radio
apparatus for survival craft and EPIRB required by the Administration inaccordance with Regulation 141.
(3) The radio log required for a vessel which is fitted with a VHF
radiotelephone station in accordance with Regulation 131 (2)(b) shall bekept at the place where the listening watch is maintained. Every qualified
operator and every crew member carrying out a listening watch shall enter
in the log the details of all communications connected with distress. Inaddition, there shall be entered in the log such details as may be
required by the Administration.
(4) Radio logs shall be available for inspection by the officers
authorized by the Administration to make such inspection.
CHAPTER X SHIPBORNE NAVIGATIONAL EQUIPMENT
Regulation 147 Exemptions
The Administration may exempt any vessel from any of the requirements
of this Chapter where it considers that the nature of the voyage or the
vessel''s proximity to land, does not warrant such requirements.
Regulation 148 Compasses
(1) Vessels of 45 metres in length and over shall be fitted with:
(a) a standard magnetic compass in a suitable binnacle positioned
on the vessel''s centreline, to the satisfaction of the Administration;
and
(b) a second magnetic compass in a suitable binnacle adjacent to
the main steering position for the helmsman to steer by. However, where a
projected or reflected image of the standard compass required in
sub-paragraph (a) is provided for this purpose the second magnetic compass
shall be fitted in a suitable position to the satisfaction of the
Administration.
(2) Vessels of less than 45 metres in length shall be fitted with:
(a) a standard magnetic compass in a suitable binnacle positioned
on the vessel''s centreline with a projected or reflected image provided
adjacent to the main steering position for the helmsman to steer by. Theinstallation shall be fitted to the satisfaction of the Administration;
and
(b) a second magnetic compass in a binnacle at the main steering
position, where a projected or reflected image of the standard compass is
not provided for the helmsman to steer by.
(3) A gyro-compass to the satisfaction of the Administration shall be
fitted: *
[* See Recommendation on Performance Standards for Gyro-Compasses
adopted by the Organization by Resolution A.280 (VIII).]
(a) in vessels of 75 metres in length and over; and
(b) in vessels of less than 75 metres in length intended for
operation in latitudes where the horizontal component of the earth''s total
magnetic force is insufficient to provide adequate directional stabilityto the magnetic compass.
The gyro-compass required by sub-paragraphs (a) or (b) shall be so
positioned that it can be read by the helmsman, either directly or from a
repeater at the main steering position, and shall be fitted with a
repeater or repeaters for taking bearings, to the satisfaction of the
Administration.
(4) Where a gyro-compass is fitted which can be read by the helmsman
either directly or from a repeater at the main steering position, the
second magnetic compass referred to in subparagraphs (1)(b) and (2)(b)
need not be fitted, provided that the projected or reflected image of the
standard magnetic compass is available for the helmsman to steer by.
(5) Means shall be provided to enable compass bearings to be taken by
day and night.
(6) Magnetic compasses shall be properly compensated and a list or
curve of residual deviations provided on board the vessel.
(7) Where a transmitting magnetic compass and repeater is fitted it
shall be provided with an emergency electrical supply to the satisfaction
of the Administration.
(8) Illumination and facilities for dimming shall be provided to
enable reading of the compass card at all times, If illumination is
provided by the vessel''s main electrical supply, emergency illumination
shall be available.
(9) Where only one magnetic compass is carried, a spare magnetic
compass bowl which is interchangeable with the magnetic compass shall becarried.
(10) A voice pipe or other adequate means of communication between the
standard compass position and the normal navigation control position or
emergency steering position, if fitted, shall be provided to the
satisfaction of the Administration.
Regulation 149 Depth Sounding Equipment
(1) Vessels of 45 metres in length and over shall be provided with an
echosounding device to the satisfaction of the Administration. *
[* See Recommendation on Performance Standards for Echo-Sounding
Equipment adopted by the Organization by Resolution A.224 (VII).]
(2) Vessels of less than 45 metres in length shall be provided with
suitable means to the satisfaction of the Administration for determiningthe depth of water under the vessel.
Regulation 150 Radar Equipment
(1) Vessels of 45 metres in length and over shall be fitted with radar
equipment to the satisfaction of the Administration. **
[** See Recommendation on Navigational Radar Equipment adopted by the
Organization by Resolution A.222(VII).]
(2) In vessels of less than 45 metres in length where radar is fitted
the installation shall be to the satisfaction of the Administration.
Regulation 151 Nautical Instruments and Publications
Suitable nautical instruments, adequate and up-to-date charts, sailing
directions, lists of lights, notices to mariners, tide tables and all
other nautical publications necessary for the intended voyage, to the
satisfaction of the Administration, shall be carried.
Regulation 152 Signalling Equipment
(1) A daylight signalling lamp shall be provided the operation of
which is not solely dependent upon the main source of electrical power.
The power supply shall in any case include a portable battery.
(2) Vessels of 45 metres in length and over shall be provided with a
full complement of flags and pennants to enable communications to be sent
using the International Code of Signals in force.
(3) In all vessels the International Code of Signals in force shall be
carried.
Regulation 153 Direction-Finders
Vessels of 75 metres in length and over shall be fitted with radio
direction-finding apparatus complying with the requirements of Regulation
139.*
[* See Recommendation on Performance Standards for Radio
Direction-finding Systems adopted by the Organization by Resolution A. 223
(VII).]
Regulation 154 Speed and Distance Indicator
Vessels of 75 metres in length and over shall be fitted with a
suitable instrument for measuring speed and distance through the water.
APPENDIX 1 CERTIFICATES
1. Form of Safety Certificate for Fishing Vessels
INTERNATIONAL FISHING VESSEL SAFETY CERTIFICATE
(Official Seal) (Country)
Issued under the provisions of the
TORREMOLINOS INTERNATIONAL CONVENTION FOR THE SAFETY OF FISHING
VESSELS, 1977
|-----------------------------------------------------------------------
| | Distinctive Number | | Length|
| Name of Vessel | | Port of Registry | |
| | or Letters | | (L)* |
|----------------|---------------------|---------------------|---------|
| | | | |
| | | | |
| | | | |
| | | | |
| | | | |
| | | | |
|-----------------------------------------------------------------------
[* Length (L) as defined in Regulation 2(5) of the Annex to the
Convention.] New/existing vessel**
[** Delete as appropriate.]
Date of building or major conversion contract __________________________
Date on which keel was laid or of commencement of construction in
accordance with Regulation 2 (1)(c) of the Annex to the Convention or onwhich major conversion was commenced _________
_________________________________________________________________________
Date of delivery of completion of major conversion ______________________
___
The (Name) Government certifies
----------------------- ----------------------------
I, the undersigned (Name) certify
I. That the above-mentioned vessel has been duly surveyed in
accordance with the provisions of Regulation 6 of Annes to the Convention
referred to above, and that the survey showed that the condition of the
hull, machinery and equipment, as defined in the above Regulation was inall respects satisfactory and that the vessel complied with the applicable
requirements of the Annex to the Convention.
II. That the maximum permissible operating draught associated with
each operating condition for this vessel is contained in the approved
stability booklet dated_______19__________.
III. That the survey showed that the life-saving appliances provided
for a total number of ________________persons and no more, viz:
... survival craft capable of accommodating ________persons
(including ________motor-propelled survival craft, ________liferafts forwhich approved launching devices are required and ________float-free
liferafts capable of accommodating ________persons);
... rescue boats included/not included * in the total number of
survival craft shown above;
[* Delete as appropriate.]
... lifebuoys;
... life-jackets.
IV. That the radiotelegraph/radiotelephone station of the vessel is
manned as follows:
|-----------------------------------------------------------------------
| | | |
| | Requirements of Regulations | Actual provisions|
| | | |
|--------------------|-----------------------------|-------------------|
| | | |
| Number of operators| | |
| | | |
|--------------------|-----------------------------|-------------------|
| | | |
| Hours of listening| | |
| | | |
|-----------------------------------------------------------------------
This Certificate is valid until _________________________________
subject to periodical surveys in accordance with Regulation 6 of the Annex
to the Convention and the following intermediate surveys required in
accordance with Regulation 6(1)(c)
____________________________________________________________________
_____________________________________________________________________
_____________________________________________________________________
_____________________________________________________________________
This Certificate is/is not* subject to an Exemption Certificate.
[* Delete as appropriate.]
Issued at _____________________________(place of issue of certificate)
______________19______________________________________________
(Signature of duly authorized official issuing the certificate)
(Seal of stamp of issuing authority, as appropriate)
The validity of the Certificate has been extended until _________
in accordance with the provisions of Regulation 11 of the Annex to
the Convention.
Place __________________________________ Signed _________________
(Signature of duly authorized official)
Date___________________________________
