1.1.1 For the purpose of this Code:
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.1
Administration means the Government
of the State whose flag the ship is entitled to fly.
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.2
Convention means the International Convention for the Safety of Life at Sea,
1974, as amended.
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.3
INF cargo means packaged irradiated
nuclear fuel, plutonium and high-level radioactive wastes carried
as cargo in accordance with Class 7 of the IMDG Code.
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.4
Irradiated nuclear fuel means
material containing uranium, thorium and/or plutonium isotopes which
has been used to maintain a self-sustaining nuclear chain reaction.
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.5
Plutonium means the resultant
mixture of isotopes of that material extracted from irradiated nuclear
fuel from reprocessing.
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.6
High-level radioactive wastes means
liquid wastes resulting from the operation of the first stage extraction
system or the concentrated wastes from subsequent extraction stage,
in a facility for reprocessing irradiated nuclear fuel, or solids
into which such liquid wastes have been converted.
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.7
IMDG Code means the International
Maritime Dangerous Goods Code defined in regulation
VII/1.1 of the Convention.
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.8
IBC Code means the International
Code for the Construction and Equipment of Ships Carrying Dangerous
Chemicals in Bulk, as defined in regulation
VII/8.1 of the Convention.
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.9
Incident means any occurrence
or series of occurrences, including loss of container integrity, having
the same origin which results or may result in a release, or probable
cargo release of INF cargo.
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.10
Release means the escape of INF
cargo from its containment system or the loss of an INF cargo package.
1.1.2 For the purpose of this Code, ships carrying
INF cargo are assigned to the following three classes, depending on
the total activity of INF cargo which is carried on board:
Class INF 1 ship - Ships which are certified to carry INF cargo
with an aggregate activity less than 4,000 TBq.
Class
INF 2 ship - Ships which are certified to carry irradiated nuclear
fuel or high-level radioactive wastes with an aggregate activity less
than 2 x 106 TBq and ships which are certified to carry
plutonium with an aggregate activity less than 2 x 105 TBq.
Class INF 3 ship - Ships which are certified to carry irradiated
nuclear fuel or high-level radioactive wastes and ships which are
certified to carry plutonium with no restriction of the maximum aggregate
activity of the materials.