Ordinance survey map work 1

4 figure and 6 figure grid references

eastings, northings

Spot heights and contours


orientation (8 points of the compass)

  • Created by: Annie
  • Created on: 16-05-13 18:22

4 figure and 6 figure grid references

A 4 figure grid reference refers to a whole square:

A 6 figure grid reference referce to an exact point within a square:


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Easting and northings

  • Eastings are horisontal lines that you read first
  • Northings are vertical lines that you read second
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Spot heights and contours

  • A Spot hieght is the height of an exact point on a map
  • Contour lines are lines on a map which show how high that line is. Usualy around hills or mountins.
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