land navigation for ground team leaders
DESCRIPTION
Land Navigation for Ground Team Leaders. Developed as part of the National Emergency Services Curriculum Project. What are your responsibilities?. Team Leaders are responsible for knowing the ins and outs of the maps of their area Team members only know basic field work normally. - PowerPoint PPT PresentationTRANSCRIPT
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1Land Navigation for GTL.ppt Last Revised: 16 July 2002
Land Navigation for Ground Team Leaders
Developed as part of the National Emergency Services Curriculum Project
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2Land Navigation for GTL.ppt Last Revised: 16 July 2002
What are your responsibilities?
• Team Leaders are responsible for knowing the ins and outs of the maps of their area
• Team members only know basic field work normally
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3Land Navigation for GTL.ppt Last Revised: 16 July 2002
What are maps?
• A 2 dimensional representation of a 3 dimensional area.
• A tool
• A universal reference that teams can aid teams in coordination.
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Longitude
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Latitude
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Latitude and Longitude Examples
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10Land Navigation for GTL.ppt Last Revised: 16 July 2002
Gridded Maps
• Read Right, then Up
• Typically metric examples, but are often used with overlays as well
• Give location with varying numerical accuracy.
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Sample Map Grid
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Four Digit Accuracy
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Six Digit Accuracy
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The CAP Grid System
54 55
8382A B
C D
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Magnetic Variation & the Declination Diagram
• Compasses are affected by iron ore deposits throughout the earth, causing them to not point at the true north, but rather then magnetic north
• This variation is known, and maps show the corrections to be made in the form of the declination diagram
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Lines of Magnetic Variation
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Declination Diagrams
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Map Scale
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Sample Map Symbols
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The 3 Dimensional Model
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Using your Map with your Compass
• Field to Map
• Map to Field
• Triangulation
• Aiming Off
• The Polar Plot
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Field to Map
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Field to Map Continued
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Field to Map Continued
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Map to Field
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Map to Field Continued
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Triangulation
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Triangulation Continued
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Triangulation Continued
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Triangulation Continued
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Aiming Off
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Polar Plot
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33Land Navigation for GTL.ppt Last Revised: 16 July 2002
Land Navigation Tasks for Ground Team Leaders
• O-0204 Locate A Point On A Map Using Latitude And Longitude
• O-0205 Locate A Point On A Map Using The CAP Grid System
• O-0206 Locate A Point On A Map Using A Grid Coordinate Overlay
• O-0207 Locate A Point On A Map Using A Polar Plot From A Terrain Feature
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34Land Navigation for GTL.ppt Last Revised: 16 July 2002
Land Navigation Tasks for Ground Team Leaders
• O-0208 Identify The Major Terrain Features On A Map
• O-0209 Identify Topographic Symbols On A Map
• O-0210 Determine Elevation On Map• O-0211 Measure Distance On A Map• O-0212 Convert Between Map And
Compass Azimuths
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35Land Navigation for GTL.ppt Last Revised: 16 July 2002
Land Navigation Tasks for Ground Team Leaders
• O-0213 Determine And Plot An Azimuth On A Map
• O-0214 Determine Azimuths On A Map Using Two Points
• O-0215 Orient A Map To The Ground Using Terrain Association
• O-0216 Orient A Map To North Using A Compass
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36Land Navigation for GTL.ppt Last Revised: 16 July 2002
Land Navigation Tasks for Ground Team Leaders
• O-0217 Locate Own Position On A Map Using Terrain Association
• O-0218 Move To A Point Using Linear Offset
• O-0219 Move From Point To Point In A Vehicle Using A Map