SAR Fundamentals/Navigation map

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Contents

Material covered

SAR Fundamentals Manual: Ch.13 "Navigation"
Basic SAR Skills Manual: Ch.7 "Navigation"

Time alloted

4.5 hr

  • 2008-01-03 13:00-17:30
  • 2011-03: 13:00-16:30, 09:13-10:24 4.6h

too long - student were exhausted in 2011

Lesson plan

See UTM lesson plan Navigation#Training.

Syllabus

map reading:
  • features - 30min
    • recognize roads, buildings, railways
    • date of culture check
    • recognize lakes, reservoirs, rivers, creeks, streams
    • recognize forested, unforested
  • elevation - 90min
    • contour lines
    • contour interval
    • counting up or down
    • elevation of several point
    • find highest, lowest spot on map
    • steepness of slope. find steepest, flatest place on map
    • recognizing land forms
  • route selection - 15min
    • estimating travel time
  • UTM - 30min
    • 6 digit
    • visual estimate
    • using roamer
  • distance - 20min
    • scales
    • measurements
  • directions - 45min
    • cardinal directions
    • degree directions
    • true north
    • grid north, adding or subtracting
    • bearing between two points
  • triangulation - 45min

Student Questions

  • where are the meridians for zones 11U and 12U?

Aids

Question bank

Q: What does "ZEN" stand for?

A:

  • Zone
  • Easting
  • Northing


Q: What are the 2 smaller divisions of a degree? What are the symbols for them?

A:

  • degrees: small circle
  • minutes: '
  • seconds: "


Q: How can you tell which way is uphill on a topo map?

A: Elevation numbers are written along lines such that up is above the number.


Q: How far apart are UTM grid lines on a 1:50,000 map?

A: 1 km


Q: Name 3 types of map.

A:

  • road map
  • hand drawn - memory map (things in relations to each other)
  • relief maps
  • topographical maps
  • photo map
  • plan


Q: The difference between true north and magnetic north is known as?

A: Declination.

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