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iMarine Recreational Boating | |
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BuoyageThese are the equivalent of road
signs on highways. It is important to be aware of
what is meant by the various marks. Take time to
study a chart as well as study the buoyage to
familiarise yourself with their meaning.
The Coming In
Going Out Rule
When leaving harbour
the port (red) should be passed on boat's
starboard (right) side. Upon entering harbour the
port (red) mark should be passed on boat's port
(left) side.
Types
of Marks
Marks are used to show well
established channels indicating the port (left)
and starboard (right) hand side of
channels.
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Port mark
This mark is red, the top mark (if any) is a
can shape. At night a red light may be
shown. |
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Starboard mark
This mark is green, the top mark (if any) is
a conical shape. At night a green light may be
shown. |
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Safe Water mark
The water all around is free from
obstruction of shallows. Coloured red with white
vertical stripes. At night shows single white
long flash every ten seconds, isophase or
occulting. Top mark is single red
sphere. |
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Isolated Danger
mark
Indicates isolated danger, a
submerged object with water all around, but
don't pass close. Coloured black with one or
more horizontal red bands. At night a white
light showing a group of two flashes. Top mark
black spheres. |
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Special mark
Indicates special area - could be spoil or
foul ground marks, cable or pipeline marks,
including outfall (sewage) pipes or a wreck.
Coloured yellow, at night yellow light. The top
mark is a single yellow cross. The light is
yellow, any rhythm may be used other than those
used for the white light of cardinal, isolated
danger or safe water marks.
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Cardinal
Marks
Cardinal marks indicate the
best and safest water and are used in conjunction
with a compass. They can also indicate the safe
side to pass a danger or a feature, such as a bend
in channel or end of a shoal.
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North Cardinal
mark
- The top mark points up, black band above
yellow band
- Pass to North
- White light continuous flash
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East Cardinal
mark
- The top mark points outward, black bands
above and below yellow band
- Pass to East
- White light three flashes
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South Cardinal
mark
- The top mark points down, black band below
yellow band
- Pass to South
- White light six flashes and one long flash
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West Cardinal
mark
- The top mark points inward, black band
between yellow bands
- Pass to West
- White light nine flashes
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