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NAVIGATION TRAINING Section 7 Buoyage

NAVIGATION TRAINING Section 7 Buoyage. Table of Contents . • Section 1 Types of Navigation • Section 2 Terrestial Coordinates • Section 3 Charts • Section 4 Compass • Section 5 Nautical Publications • Section 6 Navigational Aids • Section 7 Buoyage

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NAVIGATION TRAINING Section 7 Buoyage

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  1. NAVIGATION TRAINING Section 7 Buoyage

  2. Table of Contents • • Section 1 Types of Navigation • • Section 2 Terrestial Coordinates • • Section 3 Charts • • Section 4 Compass • • Section 5 Nautical Publications • • Section 6 Navigational Aids • • Section 7 Buoyage • • Section 8 Position Lines and Fixes • • Section 9 Tides • • Section 10 Currents • • Section 11 Weather

  3. Buoyage Caution • Navigation buoys are not accurate navigation points, as they are pushed in the direction of the tidal flow • The lower the height (rise) of tide the more the buoy itself can move away from the charted position.

  4. Buoyage Buoy in Fog What action do you take seeing this?

  5. Buoyage • Cardinal System of Buoyage • Uniform Cardinal System of Buoyage • Method: • Indicate the approximate true bearing of safe water from the danger it marks. • Uses: • Mark offshore rocks, shoals, and islets. • Mark dangers in and near the open sea.

  6. Buoyage

  7. Buoyage • Lateral Systems • In Canada we use Lateral System ⇒ “IALA B” • Red buoys mark the starboard (right) side of channels (Red Right Return) When returning from seaward • Green buoys mark the port (left) side of channels

  8. Buoyage Lateral Systems Direction Of Buoyage - is that taken when approaching a harbour from seaward or along coasts, the direction determined by buoyage authorities, normally clockwise around land masses. Chart symbol showing direction of buoyage where not obvious

  9. Buoyage

  10. Buoyage

  11. Buoyage Port Channel Buoy Starboard Channel Buoy

  12. Buoyage Bifurcation Channel Buoys

  13. Buoyage What’s This?

  14. Buoyage Channel Markers

  15. Buoyage Special Marker Buoys

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