Except where expressly provided otherwise, the following
definitions apply to the Code. Additional definitions are given in chapter 4.
1.3.1 Accommodation spaces
are those spaces used for public spaces, corridors, lavatories, cabins,
offices, hospitals, cinemas, games and hobbies rooms, barber shops,
pantries containing no cooking appliances and similar spaces. Public
spaces are those portions of the accommodation which are used for
halls, dining rooms, lounges and similar permanently enclosed spaces.
1.3.3.1 Administration means
the Government of the State whose flag the ship is entitled to fly.
1.3.3.2 Port Administration
means the appropriate authority of the country in the port of which
the ship is loading or unloading.
1.3.3.3 [LR Note: This item
was added by Resolution MSC.17(58). It is only applicable to harmonised
flags.]
Anniversary date means the day and the month of each year which
will correspond to the date of expiry of the International Certificate
of Fitness for the Carriage of Liquefied Gases in Bulk.
1.3.4 Boiling point is the
temperature at which a product exhibits a vapour pressure equal to
the atmospheric pressure.
1.3.5 Breadth (B) means the
maximum breadth of the ship, measured amidships to the moulded line
of the frame in a ship with a metal shell and to the outer surface
of the hull in a ship with a shell of any other material. The breadth
(B) should be measured in metres.
1.3.6 Cargo area is that part
of the ship which contains the cargo containment system and cargo
pump and compressor rooms and includes deck areas over the full length
and breadth of the part of the ship over the above-mentioned spaces.
Where fitted, the cofferdams, ballast or void spaces at the after
end of the aftermost hold space or at the forward end of the forwardmost
hold space are excluded from the cargo area.
1.3.7 Cargo containment system
is the arrangement for containment of cargo including, where fitted,
a primary and secondary barrier, associated insulation and any intervening
spaces, and adjacent structure if necessary for the support of these
elements. If the secondary barrier is part of the hull structure it
may be a boundary of the hold space.
1.3.8 Cargo control room is
a space used in the control of cargo handling operations and complying
with the requirements of 3.4.
1.3.9 Cargoes are products
listed in chapter 19 carried in bulk by
ships subject to the Code.
1.3.10 Cargo service spaces
are spaces within the cargo area used for workshops, lockers and store-rooms
of more than 2 m2 in area, used for cargo handling equipment.
1.3.11 Cargo tank is the liquid-tight
shell designed to be the primary container of the cargo and includes
all such containers whether or not associated with insulation or secondary
barriers or both.
1.3.12 Cofferdam is the isolating
space between two adjacent steel bulkheads or decks. This space may
be a void space or a ballast space.
1.3.13 Control stations are
those spaces in which ships' radio or main navigating equipment or
the emergency source of power is located or where the fire-recording
or fire-control equipment is centralized. This does not include special
fire-control equipment which can be most practically located in the
cargo area.
1.3.14 Flammable products
are those identified by an F in column f in the table of chapter 19.
1.3.15 Flammability limits
are the conditions defining the state of fuel-oxidant mixture at which
application of an adequately strong external ignition source is only
just capable of producing flammability in a given test apparatus.
1.3.16 Gas carrier is a cargo
ship constructed or adapted and used for the carriage in bulk of any
liquefied gas or other products listed in the table of chapter 19.
1.3.17 Gas-dangerous space
or zone is:
-
.1 a space in the cargo area which is not arranged or
equipped in an approved manner to ensure that its atmosphere is at all times
maintained in a gas-safe condition;
-
.2 an enclosed space outside the cargo area through
which any piping containing liquid or gaseous products passes, or within which
such piping terminates, unless approved arrangements are installed to prevent any
escape of product vapour into the atmosphere of that space;
-
.3 a cargo containment system and cargo piping;
-
.4.1 a hold space where cargo is carried in a
cargo containment system requiring a secondary barrier;
-
.4.2 a hold space where cargo is carried in a
cargo containment system not requiring a secondary barrier;
-
.5 a space separated from a hold space described in
.4.1 by a single gastight steel boundary;
-
.6 a cargo pump room and cargo compressor room;
-
.7 a zone on the open deck, or semi-enclosed space on
the open deck, within 3 m of any cargo tank outlet, gas or vapour outlet, cargo
pipe flange or cargo valve or of entrances and ventilation openings to cargo pump
rooms and cargo compressor rooms;
-
.8 the open deck over the cargo area and 3 m forward
and aft of the cargo area on the open deck up to a height of 2.4 m above the
weather deck;
-
.9 a zone within 2.4 m of the outer surface of a
cargo containment system where such surface is exposed to the weather;
-
.10 an enclosed or semi-enclosed space in which pipes
containing products are located. A space which contains gas detection equipment
complying with 13.6.5 and a space utilizing boil-off gas as fuel and
complying with chapter 16 are not considered gas-dangerous spaces in this
context;
-
.11 a compartment for cargo hoses; or
-
.12 an enclosed or semi-enclosed space having a
direct opening into any gas-dangerous space or zone.
1.3.18 Gas-safe space is a
space other than a gas-dangerous space.
1.3.19 Hold space is the space
enclosed by the ship's structure in which a cargo containment system
is situated.
1.3.20 Independent means that
a piping or venting system, for example, is in no way connected to
another system and there are no provisions available for the potential
connection to other systems.
1.3.21 Insulation space is
the space, which may or may not be an interbarrier space, occupied
wholly or in part by insulation.
1.3.22 Interbarrier space
is the space between a primary and a secondary barrier, whether or
not completely or partially occupied by insulation or other material.
1.3.23 Length (L) means 96%
of the total length on a waterline at 85% of the least moulded depth
measured from the top of the keel, or the length from the foreside
of the stem to the axis of the rudder stock on that waterline, if
that be greater. In ships designed with a rake of keel, the waterline
on which this length is measured should be parallel to the designed
waterline. The length (L) should be measured in metres.
1.3.24 Machinery spaces of
category A are those spaces and trunks to such spaces which contain:
-
.1 internal combustion machinery used for main
propulsion; or
-
.2 internal combustion machinery used for purposes
other than main propulsion where such machinery has in the aggregate a total power
output of not less than 375 kW; or
-
.3 any oil-fired boiler or oil fuel unit.
1.3.25 Machinery spaces are
all machinery spaces of category A and all other spaces containing
propelling machinery, boilers, oil fuel units, steam and internal
combustion engines, generators and major electrical machinery, oil
filling stations, refrigerating, stabilizing, ventilation and air-conditioning
machinery, and similar spaces; and trunks to such spaces.
1.3.26 MARVS is the maximum
allowable relief valve setting of a cargo tank.
1.3.27 Oil fuel unit is the
equipment used for the preparation of oil fuel for delivery to an
oil-fired boiler, or equipment used for the preparation for delivery
of heated oil to an internal combustion engine, and includes any oil
pressure pumps, filters and heaters dealing with oil at a pressure
of more than 1.8 bar gauge.
1.3.28 Organization is the
International Maritime Organization (IMO).
1.3.29 Permeability of a space
means the ratio of the volume within that space which is assumed to
be occupied by water to the total volume of that space.
1.3.30.1 Primary barrier
is the inner element designed to contain the cargo when the cargo
containment system includes two boundaries.
1.3.30.2 Secondary barrier
is the liquid-resisting outer element of a cargo containment system
designed to afford temporary containment of any envisaged leakage
of liquid cargo through the primary barrier and to prevent the lowering
of the temperature of the ship's structure to an unsafe level. Types
of secondary barrier are more fully defined in chapter
4.
1.3.30.3 Recognized standards
are applicable international or national standards acceptable to the
Administration or standards laid down and maintained by an organization
which complies with the standards adopted by the Organizationfootnote and which is recognized by the Administration.
1.3.31 Relative density is
the ratio of the mass of a volume of a product to the mass of an equal
volume of fresh water.
1.3.32 Separate means that
a cargo piping system or cargo vent system, for example, is not connected
to another cargo piping or cargo vent system. This separation may
be achieved by the use of design or operational methods. Operational
methods should not be used within a cargo tank and should consist
of one of the following types:
1.3.33 Service spaces are
those used for galleys, pantries containing cooking appliances, lockers,
mail and specie rooms, store-rooms, workshops other than those forming
part of the machinery spaces and similar spaces and trunks to such
spaces.
1.3.34 'SOLAS'
means the International Convention for the Safety of Life at Sea,
1974, as amended.
1.3.35 1983 SOLAS amendments
means amendments to the 1974 SOLAS Convention adopted by the Maritime
Safety Committee of the Organization at its forty-eighth session on
17 June 1983 by resolution MSC.6(48).
1.3.36 Tank cover is the protective
structure intended to protect the cargo containment system against
damage where it protrudes through the weather deck or to ensure the
continuity and integrity of the deck structure.
1.3.37 Tank dome is the upward
extension of a portion of a cargo tank. In the case of below-deck
cargo containment systems the tank dome protrudes through the weather
deck or through a tank cover.
1.3.38 Toxic products are
those identified by a T in column f in the table of chapter 19.
1.3.39 Vapour pressure is
the equilibrium pressure of the saturated vapour above the liquid
expressed in bars absolute at a specified temperature.
1.3.40 Void space is an enclosed
space in the cargo area external to a cargo containment system, other
than a hold space, ballast space, fuel oil tank, cargo pump or compressor
room, or any space in normal use by personnel.