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operate satisfactorily. If the liferaft is to be stowed at a height of
more than 18 m above the waterline in the lightest seagoing condition, it
shall be of a type which has been satisfactorily drop-tested from at least
that height.
1.3 The floating liferaft shall be capable of withstanding repeated
jumps on to it from a height of at least 4.5 m above its floor both withand without the canopy erected.
1.4 The liferaft and its fittings shall be so constructed as to enable
it to be towed at a speed of 3 knots in calm water when loaded with its
full complement of persons and equipment and with one of its sea-anchorsstreamed.
1.5 The liferaft shall have a canopy to protect the occupants from
exposure which is automatically set in place when the liferaft is launched
and waterborne. The canopy shall comply with the following:
.1 if shall provide insulation against heat and cold by means of
either two layers of material separated by an air gap or other equally
efficient means. Means shall be provided to prevent accumulation of water
in the air gap;
.2 its interior shall be of a colour that does not cause
discomfort to the occupants;
.3 each entrance shall be clearly indicated and be provided with
efficient adjustable closing arrangements which can be easily and quickly
opened from inside and outside the liferaft so as to permit ventilation
but exclude seawater, wind and cold. Liferafts accommodating more than
eight persons shall have at least two diametrically opposite entrances;
.4 it shall admit sufficient air for the occupants at all times,
even with the entrances closed;
.5 it shall be provided with at least one viewing port;
.6 it shall be provided with means for collecting rain water;
.7 it shall have sufficient headroom for sitting occupants under
all parts of the canopy.
2 Minimum carrying capacity and mass of liferafts
2.1 No liferaft shall be approved which has a carrying capacity of
less than six persons calculated in accordance with the requirements of
regulation 39.3 or 40.3, as appropriate.
2.2 Unless the liferaft is to be launched by an approved launching
appliance complying with the requirements of regulation 48 and is not
required to be portable, the total mass of the liferaft, its container
and its equipment shall not be more than 185 kg.
3 Liferaft fittings
3.1 The liferaft shall be securely becketed around the inside and
outside of the liferaft.
3.2 The liferaft shall be provided with arrangements for adequately
siting and securing in the operating position the antenna provided with
the portable radio apparatus required by regulation 6.2.1.
3.3 The liferaft shall be fitted with an efficient painter of length
equal to not less than twice the distance from the stowed position to the
waterline in the lightest seagoing condition or 15 m whichever is the
greater.
4 Davit-launched liferafts
4.1 In addition to the above requirements, a liferaft for use with an
approved launching appliance shall:
.1 when the liferaft is loaded with its full complement of persons
and equipment, be capable of withstanding a lateral impact against the
ship''s side at an impact velocity of not less than 3.5 m/s and also a drop
into the water from a height of not less than 3 m without damage that will
affect its function;
.2 be provided with means for bringing the liferaft alongside the
embarkation deck and holding it securely during embarkation.
4.2 Every passenger ship davit-launched liferaft shall be so arranged
that it can be rapidly boarded by its full complement of persons.
4.3 Every cargo ship davit-launched liferaft shall be so arranged that
it can be boarded by its full complement of persons in not more than 3 min
from the time the instruction to board is given.
5 Equipment
5.1 The normal equipment of every liferaft shall consist of:
.1 one buoyant rescue quoit, attached to not less than 30 m of
buoyant line;
.2 one knife of the non-folding type having a buoyant handle and
lanyard attached and stowed in a pocket on the exterior of the canopy near
the point at which the painter is attached to the liferaft. In addition, a
liferaft which is permitted to accommodate 13 persons or more shall be
provided with a second knife which need not be of the non-folding type;
.3 for a liferaft which is permitted to accommodate not more than
12 persons, one buoyant bailer. For a liferaft which is permitted to
accommodate 13 persons or more, two buoyant bailers;
.4 two sponges;
.5 two sea-anchors each with a shock-resistant hawser and tripping
line, one being spare and the other permanently attached to the liferaftin such a way that when the liferaft inflates or is waterborne it will
cause the liferaft to lie oriented to the wind in the most stable manner.
The strength of each sea-anchor and its hawser and tripping line shall be
adequate for all sea conditions. The sea-anchors shall be fitted with a
swivel at each end of the line and shall be of a type which is unlikely to
turn inside-out between its shroud lines;
.6 two buoyant paddles;
.7 three tin openers. Safety knives containing special tin-opener
blades are satisfactory for this requirement;
.8 one first-aid outfit in a waterproof case capable of being
closed tightly after use;
.9 one whistle or equivalent sound signal;
.10 four rocket parachute flares complying with the requirements
of regulation 35;
.11 six hand flares complying with the requirements of regulation 36;
.12 two buoyant smoke signals complying with the requirements of
regulation 37;
.13 one waterproof electric torch suitable for Morse signalling
together with one spare set of batteries and one spare bulb in a
waterproof container;
.14 an efficient radar reflector;
.15 one daylight signalling mirror with instructions on its use
for signalling to ships and aircraft;
.16 one copy of the life-saving signals referred to in regulation
V/16 on a waterproof card or in a waterproof container;
.17 one set of fishing tackle;
.18 a food ration totalling not less than 10,000 kJ for each
person the liferaft is permitted to accommodate; these rations shall be
kept in airtight packaging and be stowed in a watertight container;
.19 watertight receptacles containing a total of 1.5L of fresh
water for each person the liferaft is permitted to accommodate, of which0.5L per person may be replaced by a de-salting apparatus capable of
producing an equal amount of fresh water in 2 days;
.20 one rustproof graduated drinking vessel;
.21 six doses of anti-seasickness medicine and one seasickness bag
for each person the liferaft is permitted to accommodate;
.22 instructions on how to survive;
.23 instructions for immediate action;
.24 thermal protective aids complying with the requirements of
regulation 34 sufficient for 10% of the number of persons the liferaft is
permitted to accommodate or two, whichever is the greater.
5.2 The marking required by regulations 39.7.3.5 and 40.7.7 on
liferafts equipped in accordance with paragraph 5.1 shall be "SOLAS A
PACK" in block capitals of the Roman alphabet.
5.3 In the case of passenger ships engaged on short international
voyage of such a nature and duration that, in the opinion of the
Administration, not all the items specified in paragraph 5.1 are
necessary, the Administration may allow the liferafts carried on any such
ships to be provided with the equipment specified in paragraphs 5.1.1 to5.1.6 inclusive, 5.1.8, 5.1.9, 5.1.13 to 5.1.16 inclusive and 5.1.21 to5.1.24 inclusive and one half of the equipment specified in paragraphs
5.1.10 to 5.1.12 inclusive. The marking required by regulations 39.7.3.5and 40.7.7 on such liferafts shall be "SOLAS B PACK" in block capitals of
the Roman alphabet.
5.4 Where appropriate the equipment shall be stowed in a container
which, if it is not an integral part of, or permanently attached to, theliferaft, shall be stowed and secured inside the liferaft and be capableof floating in water for at least 30 min without damage to its contents.
6 Float-free arrangements for liferafts
6.1 Painter system
The liferaft painter system shall provide a connection between the
ship and the liferaft and shall be so arranged as to ensure that the
liferaft when released and, in the case of an inflatable liferaft,
inflated is not dragged under by the sinking ship.
6.2 Weak link
If a weak link is used in the float-free arrangement, it shall:
.1 not be broken by the force required to pull the painter from
the liferaft container;
.2 if applicable, be of sufficient strength to permit the
inflation of the liferaft;
.3 break under a strain of 2.2±0.4kN.
6.3 Hydrostatic release units
If a hydrostatic release unit is used in the float-free
arrangements, it shall:
.1 be constructed of compatible materials so as to prevent
malfunction of the unit Galvanizing or other forms of metallic coating on
parts of the hydrostatic release unit shall not be accepted;
.2 automatically release the liferaft at a depth of not more than
4 m;
.3 have drains to prevent the accumulation of water in the
hydrostatic chamber when the unit is in its normal position;
.4 be so constructed as to prevent release when seas wash over the
unit;
.5 be permanently marked on its exterior with its type and serial
number;
.6 be provided with a document or identification plate station the
date of manufacture, type and serial number;
.7 be such that each part connected to the painter system has a
strength of not less than that required for the painter.
Regulation 39 Inflatable liferafts
1 Inflatable liferafts shall comply with the requirements of
regulation 38 and, in addition, shall comply with the requirements of
this regulation.
2 Construction of inflatable liferafts
2.1 The main buoyancy chamber shall be divided into not less than two
separate compartments, each inflated through a non-return inflation valve
on each compartment. The buoyancy chambers shall be so arranged that, inthe event of any one of the compartments being damaged or failing to
inflate, the intact compartments shall be able to support, with positivefreeboard over the liferaft''s entire periphery, the number of persons
which the liferaft is permitted to accommodate, each having a mass of 75kg and seated in their normal positions.
2.2 The floor of the liferaft shall be waterproof and shall be capable
of being sufficiently insulated against cold either:
.1 by means of one or more compartments that the occupants can
inflate, or which inflate automatically and can be deflated and reinflated
by the occupants; or
.2 by other equally efficient means not dependent on inflation.
2.3 The liferaft shall be inflated with a non-toxic gas. Inflation
shall be completed within a period of 1 min at an ambient temperature ofbetween 18℃ and 20 ℃ and within a period of 3 min at an ambient
temperature of -30℃. After inflation the liferaft shall maintain its form
when loaded with its full complement of persons and equipment.
2.4 Each inflatable compartment shall be capable of withstanding a
pressure equal to at least 3 times the working pressure and shall be
prevented from reaching a pressure exceeding twice the working pressure
either by means of relief valves or by a limited gas supply. Means shallbe provided for fitting the topping-up pump or bellows required by
paragraph 10.1.2 so that the working pressure can be maintained.
3 Carrying capacity of inflatable liferafts
The number of persons which a liferaft shall be permitted to
accommodate shall be equal to the lesser of:
.1 the greatest whole number obtained by dividing by 0.096 the
volume, measured in cubic metres of the main buoyancy tubes (which for
this purpose shall include neither the arches nor the thwarts if fitted)when inflated; or
.2 the greatest whole number obtained by dividing by 0.372 the
inner horizontal cross-sectional area of the liferaft measured in squaremetres (which for this purpose may include the thwart or thwarts, if
fitted) measured to the innermost edge of the buoyancy tubes; or
.3 the number of persons having an average mass of 75 kg, all
wearing lifejackets, that can be seated with sufficient comfort and
headroom without interfering with the operation of any of the liferaft''sequipment.
4 Access into inflatable liferafts
4.1 At least one entrance shall be fitted with a semi-rigid boarding
ramp to enable persons to board the liferaft from the sea so arranged asto prevent significant deflation of the liferaft if the ramp is damaged.In the case of davit-launched liferaft having more than one entrance, the
boarding ramp shall be fitted at the entrance opposite the bowsing linesand embarkation facilities.
4.2 Entrances not provided with a boarding ramp shall have a boarding
ladder, the lowest step of which shall be situated not less than 0.4 m
below the liferaft''s light waterline.
4.3 There shall be means inside the liferaft to assist persons to pull
themselves into the liferaft from the ladder.
5 Stability of inflatable liferafts
5.1 Every inflatable liferaft shall be so constructed that, when fully
inflated and floating with the canopy uppermost, it is stable in a seaway.
5.2 The stability of the liferaft when in the inverted position shall
be such that it can be righted in a seaway and in calm water by one
person.
5.3 The stability of the liferaft when loaded with its full complement
of persons and equipment shall be such that it can be towed at speeds ofup to 3 knots in calm water.
6 Inflatable liferaft fittings
6.1 The breaking strength of the painter system including its means of
attachment to the liferaft, except the weak link required by regulation
38.6, shall be not less than 10.0 kN for a liferaft permitted to
accommodate nine persons or more, and not less than 7.5 kN for any otherliferaft. The liferaft shall be capable of being inflated by one person.
6.2 A manually controlled lamp visible on a dark night with a clear
atmosphere at a distance of at least 2 miles for a period of not less than
12 h shall be fitted to the top of the liferaft canopy. If the light is a
flashing light it shall flash at a rate of not less than 50 flashes per
minute for the first 2 h of operation of the 12 h operating period. The
lamp shall be powered by a sea-activated cell or a dry chemical cell andshall light automatically when the liferaft inflates. The cell shall be of
a type that does not deteriorate due to damp or humidity in the stowed
liferaft.
6.3 A manually controlled lamp shall be fitted inside the liferaft
capable of continuous operation for a period of at least 12 h. It shall
light automatically when the liferaft inflates and be of sufficient
intensity to enable reading of survival and equipment instructions.
7 Containers for inflatable liferafts
7.1 The liferaft shall be packed in a container that is:
.1 so constructed as to withstand hard wear under conditions
encountered at sea;
.2 of sufficient inherent buoyancy, when packed with the liferaft
and its equipment, to pull the painter from within and to operate the
inflation mechanism should the ship sink;
.3 as far as practicable watertight, except for drain holes in the
container bottom.
7.2 The liferaft shall be packed in its container in such a way as to
ensure, as far as possible, that the waterborne liferaft inflates in anupright position on breaking free from its container.
7.3 The container shall be marked with:
.1 maker''s name or trade mark;
.2 serial number;
.3 name of approved authority and the number of persons it is
permitted to carry;
.4 SOLAS;
.5 type of emergency pack enclosed;
.6 date when last serviced;
.7 length of painter;
.8 maximum permitted height of stowage above waterline (depending
on drop-test height and length of painter);
.9 launching instructions.
8 Markings on inflatable liferafts
The liferaft shall be marked with:
.1 maker''s name or trade mark;
.2 serial number;
.3 date of manufacture (month and year);
.4 name of approving authority;
.5 name and place of servicing station where it was last serviced;
.6 number of persons it is permitted to accommodate over each
entrance in characters not less than 100 mm in height of a colour
contrasting with that of the liferaft.
9 Davit-launched inflatable liferafts
9.1 In addition to complying with the above requirements, a liferaft
for use with an approved launching appliance shall, when suspended from
its lifting hook or bridle, withstand a load of:
.14 times the mass of its full complement of persons and
equipment, at an ambient temperature and a stabilized liferaft temperature
of 20 ±3℃ with all relief valves inoperative; and
.2 1.1 times the mass of its full complement of persons and
equipment at an ambient temperature and a stabilized liferaft temperature
of -30℃ with all relief valves operative.
9.2 Rigid containers for liferafts to be launched by a launching
appliance shall be so secured that the container or parts of it are
prevented from falling into the sea during and after inflation and
launching of the contained liferaft.
10 Additional equipment for inflatable liferafts
10.1 In addition to the equipment required by regulation 38.5, every
inflatable liferaft shall be provided with:
.1 one repair outfit for repairing punctures in buoyancy
compartments;
.2 one topping-up pump or bellows.
10.2 The knives required by regulation 38.5.1.2 shall be safety
knives.
Regulation 40 Rigid liferafts
1 Rigid liferafts shall comply with the requirements of regulation 38
and, in addition, shall comply with the requirements of this regulation.
2 Construction of rigid liferafts
2.1 The buoyancy of the liferaft shall be provided by approved
inherently buoyant material placed as near as possible to the periphery of
the liferaft. The buoyant material shall be fire-retardant or be protected
by a fire-retardant covering.
2.2 The floor of the liferaft shall prevent the ingress of water and
shall effectively support the occupants out of the water and insulate them
from cold.
3 Carrying capacity of rigid liferafts
The number of persons which a liferaft shall be permitted to
accommodate shall be equal to the lesser of:
.1 the greatest whole number obtained by dividing by 0.096 the
volume, measured in cubic metres of the buoyancy material multiplied by a
factor of 1 minus the specific gravity of that material; or
.2 the greatest whole number obtained by dividing by 0.372 the
horizontal cross-sectional area of the floor of the liferaft measured insquare metres; or
.3 the number of persons having an average mass of 75 kg, all
wearing lifejackets, that can be seated with sufficient comfort and
headroom without interfering with the operation of any of the liferaft''sequipment.
4 Access into rigid liferafts
4.1 At least one entrance shall be fitted with a rigid boarding ramp
to enable persons to board the liferaft from the sea. In the case of a
davit-launched liferaft having more than one entrance, the boarding rampshall be fitted at the entrance opposite to the bowsing and embarkation
facilities.
4.2 Entrances not provided with a boarding ramp shall have a boarding
ladder, the lowest step of which shall be situated not less than 0.4 m
below the liferaft''s light waterline.
4.3 There shall be means inside the liferaft to assist persons to pull
themselves into the liferaft from the ladder.
5 Stability of rigid liferafts
5.1 Unless the liferaft is capable of operating safely whichever way
up it is floating, its strength and stability shall be such that it is
either self-righting or can be readily righted in a seaway and in calm
water by one person.
5.2 The stability of a liferaft when loaded with its full complement
of persons and equipment shall be such that it can be towed at speeds ofup to 3 knots in calm water.
6 Rigid liferaft fittings
6.1 The liferaft shall be fitted with an efficient painter. The
breaking strength of the painter system, including its means of attachment
to the liferaft, except the weak link required by regulation 38.6, shallbe not less than 10.0 kN for liferafts permitted to accommodate nine
persons or more, and not less than 7.5 kN for any other liferaft.
6.2 A manually controlled lamp visible on a dark night with a clear
atmosphere at a distance of at least 2 miles for a period of not less than
12 h shall be fitted to the top of the liferaft canopy. If the light is a
flashing light it shall flash at a rate of not less than 50 flashes per
minute for the first 2 h of operation of the 12 h operating period. The
lamp shall be powered by a sea-activated cell or a dry chemical cell andshall light automatically when the liferaft canopy is set in place. The
cell shall be of a type that does not deteriorate due to damp or humidity
in the stowed liferaft.
6.3 A manually controlled lamp shall be fitted inside the liferaft,
capable of continuous operation for a period of at least 12 h. It shall
light automatically when the canopy is set in place and be of sufficientintensity to enable reading of survival and equipment instructions.
7 Markings on rigid liferafts
The liferaft shall be marked with:
.1 name and port of registry of the ship to which it belongs;
.2 maker''s name or trade mark;
.3 serial number;
.4 name of approving authority;
.5 number of persons it is permitted to accommodate over each
entrance in characters not less than 100 mm in height of a colour
contrasting with that of the liferaft;
.6 SOLAS;
.7 type of emergency pack enclosed;
.8 length of painter;
.9 maximum permitted height of stowage above waterline (drop-test
height);
.10 launching instructions.
8 Davit-launched rigid liferafts
In addition to the above requirements, a rigid liferaft for use with
an approved launching appliance shall, when suspended from its lifting
hook or bridle, withstand a load of 4 times the mass of its full
complement of persons and equipment.
Regulation 41 General requirements for lifeboats
1 Construction of lifeboats
1.1 All lifeboats shall be properly constructed and shall be of such
form and proportions that they have ample stability in a seaway and
sufficient freeboard when loaded with their full complement of persons and
equipment. All lifeboats shall have rigid hulls and shall be capable of
maintaining positive stability when in an upright position in calm waterand loaded with their full complement of persons and equipment and holedin any one location below the waterline, assuming no loss of buoyancy
material and no other damage.
1.2 All lifeboats shall be of sufficient strength to:
.1 enable them to be safely lowered into the water when loaded
with their full complement of persons and equipment; and
.2 be capable of being launched and towed when the ship is making
headway at a speed of 5 knots in calm water.
1.3 Hulls and rigid covers shall be fire-retardant or non-combustible.
1.4 Seating shall be provided on thwarts, benches or fixed chairs
fitted as low as practicable in the lifeboat and constructed so as to becapable of supporting the number of persons each weighing 100 kg for which
spaces are provided in compliance with the requirements of paragraph
2.2.2.
1.5 Each lifeboat shall be of sufficient strength to withstand a load,
without residual deflection on removal of that load:
.1 in the case of boats with metal hulls, 1.25 times the total
mass of the lifeboat when loaded with its full complement of persons andequipment; or
.2 in the case of other boats, twice the total mass of the
lifeboat when loaded with its full complement of persons and equipment.
1.6 Each lifeboat shall be of sufficient strength to withstand, when
loaded with its full complement of persons and equipment and with, whereapplicable, skates or fenders in position, a lateral impact against theship''s side at an impact velocity of at least 3.5 m/s and also a drop into
the water from a height of at least 3 m.
1.7 The vertical distance between the floor surface and the interior
of the enclosure of canopy over 50% of the floor area shall be:
.1 not less than 1.3 m for a lifeboat permitted to accommodate
nine persons or less;
.2 not less than 1.7 m for lifeboat permitted to accommodate 24
persons or more;
.3 not less than the distance as determined by linear
interpolation between 1.3 m and 1. 7 m for a lifeboat permitted to
accommodate between nine and 24 persons.
2 Carrying capacity of lifeboats
2.1 No lifeboat shall be approved to accommodate more than 150
persons.
2.2 The number of persons which a lifeboat shall be permitted to
accommodate shall be equal to the lesser of:
.1 the number of persons having an average mass of 75 kg, all
wearing lifejackets, that can be seated in a normal position without
interfering with the means of propulsion or the operation of any of the
lifeboat''s equipment; or
.2 the number of spaces that can be provided on the seating
arrangements in accordance with Figure 1. The shapes may be overlapped as
shown, provided footrests are fitted and there is sufficient room for legs
and the vertical separation between the upper and lower seat is not lessthan 350 mm.
2.3 Each seating position shall be clearly indicated in the lifeboat.
3 Access into lifeboats
3.1 Every passenger ship lifeboat shall be so arranged that it can be
rapidly boarded by its full complement of persons. Rapid disembarkation
shall also be possible.
3.2 Every cargo ship lifeboat shall be so arranged that it can be
boarded by its full complement of persons in not more than 3 min from the
time the instruction to board is given. Rapid disembarkation shall also be
possible.
3.3 Lifeboats shall have a boarding ladder that can be used on either
side of the lifeboat to enable persons in the water to board the lifeboat.
The lowest step of the ladder shall be not less than 0.4 m below the
lifeboat''s light waterline.
3.4 The lifeboat shall be so arranged that helpless people can be
brought on board either from the sea or on stretchers.
3.5 All surfaces on which persons might walk shall have a non-skid
finish.
4 Lifeboat buoyancy
All lifeboats shall have inherent buoyancy or shall be fitted with
inherently buoyant material which shall not be adversely affected by
seawater, oil or oil products, sufficient to float the lifeboat with allits equipment on board when flooded and open to the sea. Additional
inherently buoyant material, equal to 280 N of buoyant force per person
shall be provided for the number of persons the lifeboat is permitted toaccommodate. Buoyant material, unless in addition to that required above,
shall not be installed external to the hull of the lifeboat.
5 Lifeboat freeboard and stability
All lifeboats, when loaded with 50% of the number of persons the
lifeboat is permitted to accommodate seated in their normal positions toone side of the centreline, shall have a freeboard, measured from the
waterline to the lowest opening through which the lifeboat may become
flooded, of at least 1.5% of the lifeboat''s length or 100 mm, whichever is
the greater.
6 Lifeboat propulsion
6.1 Every lifeboat shall be powered by a compression ignition engine.
No engine shall be used for any lifeboat if its fuel has a flashpoint of43℃ or less (closed cup test).
6.2 The engine shall be provided with either a manual starting system,
or a power starting system with two independent rechargeable energy
sources. Any necessary starting aids shall also be provided. The engine
starting systems and starting aids shall start the engine at an ambient
temperature of -15 ℃ within 2 min of commencing the start procedure
unless, in the opinion of the Administration having regard to the
particular voyages in which the ship carrying the lifeboat is constantlyengaged, a different temperature is appropriate. The starting systems
shall not be impeded by the engine casing, thwarts or other obstructions.
6.3 The engine shall be capable of operating for not less than 5 min
after starting from cold with the lifeboat out of the water.
6.4 The engine shall be capable of operating when the lifeboat is
flooded up to the centreline of the crank shaft.
6.5 The propeller shafting shall be so arranged that the propeller can
be disengaged from the engine. Provision shall be made for ahead and
astern propulsion of the lifeboat.
6.6 The exhaust pipe shall be so arranged as to prevent water from
entering the engine in normal operation.
6.7 All lifeboats shall be designed with due regard to the safety of
persons in the water and to the possibility of damage to the propulsion
system by floating debris.
6.8 The speed of a lifeboat when proceeding ahead in calm water, when
loaded with its full complement of persons and equipment and with all
engine-powered auxiliary equipment in operation, shall be at least 6 knots
and at least 2 knots when towing a 25-person liferaft loaded with its full
complement of persons and equipment or its equivalent. Sufficient fuel,
suitable for use throughout the temperature range expected in the area in
which the ship operates, shall be provided to run the fully loaded
lifeboat at 6 knots for a period of not less than 24 h.
6.9 The lifeboat engine, transmission and engine accessories shall be
enclosed in a fire-retardant casing or other suitable arrangements
providing similar protection. Such arrangements shall also protect persons
from coming into accidental contact with hot or moving parts and protectthe engine from exposure to weather and sea. Adequate means shall be
provided to reduce the engine noise. Starter batteries shall be providedwith casings which form a watertight enclosure around the bottom and sides
of the batteries. The battery casings shall have a tight fitting top which
provides for necessary gas venting.
6.10 The lifeboat engine and accessories shall be designed to limit
electromagnetic emissions so that engine operation does not interfere with
the operation of radio life-saving appliances used in the lifeboat.
6.11 Means shall be provided for recharging all engine-starting, radio
and searchlight batteries. Radio batteries shall not be used to provide
power for engine starting. Means shall be provided for recharging lifeboat
batteries from the ship''s power supply at a supply voltage not exceeding55 V which can be disconnected at the lifeboat embarkation station.
6.12 Water-resistant instructions for starting and operating the
engine shall be provided and mounted in a conspicuous place near the
engine starting controls.
7 Lifeboat fittings
7.1 All lifeboats shall be provided with at least one drain valve
fitted near the lowest point in the hull, which shall automatically opento drain water from the hull when the lifeboat is not waterborne and shall
automatically close to prevent entry of water when the lifeboat is
waterborne. Each drain valve shall be provided with a cap or plug to close
the valve, which shall be attached to the lifeboat by a lanyard, a chain,
or other suitable means. Drain valves shall be readily accessible from in
side the lifeboat and their position shall be clearly indicated.
7.2 All lifeboats shall be provided with a rudder and tiller. When a
wheel or other remote steering mechanism is also provided the tiller shall
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