5.1 A vessel of less than 10 m (32 feet) in length
shall carry a minimum of one ring lifebuoy of not less than 610 mm
(24 inches) in diameter.
5.2 A vessel of 10 m (32 feet) or more in length,
but not more than 20 m (65 feet), shall carry a minimum of two lifebuoys
of not less than 610 mm (24 inches) in diameter.
5.3 A vessel of more than 20 m (65 feet) in length
shall carry a minimum of three lifebuoys of not less than 762 mm (30
inches) in diameter.
5.4 Each ring life buoy on a vessel shall:
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.1 be readily accessible;
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.2 be stowed in a way that it can be rapidly cast
loose;
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.3 not be permanently secured in any way;
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.4 be orange in colour; and
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.5 be marked with the vessels name, identification
number and port of registry where applicable.
5.5 At least one of the ring life buoys required
by VI/5.1, VI/5.2 or VI/5.3 shall
be fitted with a lifeline. Where more than one ring life buoy is
carried one shall not have a lifeline attached.
5.6 For vessels operating between the hours of
sunset and sunrise, a lifebuoy light shall be attached to one of the
buoys required by VI/5.1, VI/5.2 or VI/5.3.
5.7 Each lifeline on a ring life buoy shall:
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.1 be buoyant;
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.2 be of at least 18.5 m (60 feet) in length;
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.3 be non-kinking;
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.4 have a diameter of at least 8 mm (5/16 inch);
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.5 have a breaking strength of at least 510 kg
(1,124 pounds); and
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.6 be of a dark colour where synthetic, or of
a type certified to be resistant to deterioration from ultraviolet
light.