Ingangsdatum: 01-07-1986
Geldig tot en met: 30-06-1998
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.
1.3.2 "A class divisions" means divisions as defined in Regulation II-2/3.3 of the 1981
SOLAS Amendments.
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 "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 beam and
length of the ship above the foregoing Where fitted, the cofferdams, ballast or void spaces
at the after end of the aftermost hold space or 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 this
Chapter.
1.3.10 "Cargo service spaces" are spaces within the cargo area used for workshops, lockers
and store-rooms of more than 2§³in 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 above by a Gas-tight
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 2.4m above the weather deck ;
.9 a zone within 2.4m 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 system.
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.
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.
1.3.31 "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 removing spool pieces or valves and blanking the pipe ends
.2 arrangement of two spectacle flanges in series with provisions for detecting
leakage into the pipe between the two spectacle flanges.
1.3.33 "Service spaces" are those spaces 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 "1974 SOLAS Convention" means the International Convention for the Safety of
Life at Sea,1974.
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-fifth session on
20 November 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 bar 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.