Inserting a note onto an ADMIRALTY Standard Nautical Chart

ADMIRALTY
10 Jul 201701:36

Summary

TLDRThis instructional video demonstrates the process of updating nautical charts with new notes. It begins with identifying the note's position using a grid box and latitude/longitude guides. The note is then cut out and placed on the chart, ensuring accuracy and completeness. A magenta pen is used to label the note's location with its number. Adhesive is applied, and the note is firmly pressed into place. Finally, the chart's 'Notices to Mariners' section is updated with the new note's number, ensuring all maritime updates are recorded.

Takeaways

  • πŸ“ Use the grid box to determine the NM position on the chart.
  • 🧭 Utilize latitude and longitude guides to accurately place the tracing.
  • πŸ” Display the note position on the chart for visual confirmation.
  • βœ‚οΈ Cut out the note using a scalpel and a parallel steel rule.
  • πŸ” Ensure no important chart details are lost when placing the note.
  • πŸ“ Check the size and position of the note before final application.
  • πŸ–ŠοΈ Use a magenta pen to write the NM number under the note location.
  • πŸ‘ Apply adhesive to the note and press firmly for secure placement.
  • πŸ“ Update the NM number in the chart's Notices to Mariners section.
  • πŸ—‚οΈ Complete all updates before finalizing the chart for use.

Q & A

  • What is the purpose of using the grid box in the process described?

    -The grid box is used to reference the NM (nautical mile) position on the chart, which helps in accurately placing the note on the chart.

  • How are latitude and longitude guides used in this process?

    -Latitude and longitude guides on the tracing and the chart are used to lay the tracing to its exact location, ensuring the note's position is correctly aligned with the chart's coordinate system.

  • What is the significance of displaying the note position on the chart?

    -Displaying the note position on the chart is significant as it provides a visual confirmation of the note's correct placement, which is crucial for navigational accuracy.

  • Why is a scalpel and a parallel steel rule used to cut out the note?

    -A scalpel and a parallel steel rule are used to ensure precise cutting of the note, preventing any damage to important details on the chart.

  • What is the importance of not eliminating any important detail on the chart when placing the note?

    -It's important not to eliminate any important detail on the chart to maintain the chart's integrity and accuracy, as any missing information could lead to navigational errors.

  • Why is it necessary to check the size and position of the note before applying it?

    -Checking the size and position ensures that the note fits correctly and is accurately placed, which is essential for maintaining the chart's readability and accuracy.

  • What is the purpose of using a magenta pen to write the NM number on the chart?

    -Using a magenta pen to write the NM number serves as a backup in case the note peels off, ensuring the chart still contains the necessary information for navigation.

  • Why is adhesive applied to the note before placing it on the chart?

    -Adhesive is applied to secure the note in place, ensuring it stays attached to the chart and doesn't move or fall off during use.

  • What does it mean to apply the note firmly down?

    -Applying the note firmly down means pressing it onto the chart to ensure a strong bond with the adhesive, preventing it from lifting or peeling off.

  • Why is it important to update the chart's Notices to Mariners section after making changes?

    -Updating the Notices to Mariners section is important to keep track of all changes made to the chart, ensuring that the chart's users are aware of the latest updates and can navigate safely.

Outlines

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Highlights

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Transcripts

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Related Tags
Nautical ChartsChart UpdatingGrid ReferencesLatitude LongitudeTracing TechniquesScalpel CuttingAdhesive NotesMarine NavigationNotices to MarinersChart PrecisionMarine Cartography