EO X51.03 Identify Chart Symbols

EO X51.03 Identify Chart Symbols

Review

Chart 1

Chart 1 is a publication containing explanations of the symbols, abbreviations and terms needed to interpret nautical charts published by the Canadian Hydrographic Service. Member nations of the International Hydrographic Organization produce Chart 1 using a common format. That common format consists of sections identified by letters and symbols, abbreviations or terms identified by a reference number.

If you have not downloaded Chart 1

Please do so now!

https://www.charts.gc.ca/publications/chart1-carte1/index-eng.html

You will use this book when answering the questions. It is open book for this lecture!

Schematic Layout

Chart 1 is setup as a guide book, the listings are separated by letter. The column on the Left contains international symbols, the column on the right contains the CHS symbols, and in between is a description of the contents

Topography

Topography in the Chart 1 refers to identifying features on the land. These are things you can identify on the chart and visually to confirm your position. These include both person made and natural geographic features

Multiple Choice

Identify an Inland Village

Multiple Choice

Identify a Swing Bridge

Multiple Choice

Identify a Bridge with Piers

Multiple Choice

What symbol is used to display tree top heights?

Multiple Choice

What is the symbol for a stream?

Multiple Select

What is the symbol for a deciduous tree?

Hydrography

Hydrography includes information about Tides, Currents, Depths, Nature of the Seabed , Rocks, Wrecks, Obstructions, Offshore Installations, Tracks for vessel traffic management, and Routes.

Multiple Choice

Identify this symbol

• Sounding out of position

• Dredged channel or area with minimum depth regularly maintained

• Unsurveyed or inadequately surveyed area; area with inadequate depth information

• Dredged channel or area with minimum depth not regularly maintained and year of latest survey

Multiple Choice

What is the symbol for "No bottom found at depth shown"

Multiple Choice

Identify the symbol for "Quarantine anchorage area"

Multiple Choice

What is the symbol for "Maritime limit in general, usually implying no permanent physical obstructions"

Multiple Choice

This indicates.....

• Submerged coral reef

• Underwater rock of known depth

• Underwater rock of unknown depth, dangerous to surface navigation

• Rock (islet) which does not cover, height above the plane of reference for elevations

Multiple Choice

What does this symbol mean?

• Shells

• Stones

• Mud

• Sand

Multiple Choice

Identify this symbol

• Sounding out of position

• Dredged channel or area with minimum depth regularly maintained

• Unsurveyed or inadequately surveyed area; area with inadequate depth information

• Dredged channel or area with minimum depth not regularly maintained and year of latest survey

Multiple Choice

Identify this symbol

• Draw Bridge

• Open Bridge

• Swing Bridge

• Tunnel

Multiple Choice

What is the symbol for "existance doubtful" for depths

• SD

• ED

• REP

• REP(1973)

Multiple Choice

Identify an Inland Village

Multiple Choice

Identify a Swing Bridge

Multiple Choice

Identify a Bridge with Piers