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Definitions

Barge: A tank vessel with no means of self-propulsion installed.

Canadian Arctic Waters: All waters defined in section 4.0.

Category CL: A single-skinned tanker having only a centreline longitudinal bulkhead in way of the cargo tanks.

Category DS: A double-skinned tanker having a double side and double bottom arrangement in way of the cargo tank area. The double-skin compartments are assumed to be maintained void under normal voyage conditions.

Category WT: A single-skinned tanker having two (2) longitudinal bulkheads in way of the cargo tanks making port and starboard wing tanks plus a centre tank to form the transverse section through the cargo area.

Existing Trade Tank Vessel: Any tank vessel not included in the definition of "New Trade Tank Vessel" below.

New Trade Tank Vessel: A tank vessel entering the Canadian Arctic trade for the first time after July 1, 1993.

Oil: Means oil of any kind or in any form, and, without limiting the generality of the foregoing, includes petroleum, fuel oil, sludge, oil refuse, and oil mixed with wastes.

Tanker: A self-propelled tank vessel.

Tank Vessel: Any ship or barge in which the greater part of the cargo space is constructed or adapted for the carriage of liquid cargoes in bulk that is not, for the time being, carrying a cargo other than oil in that part of its cargo space.

Type A, B, C and D: These structural classifications have the same meanings as defined in the ASPPR.

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