4 Disadvantages of using prismatic compass surveying

Characteristics of nomadic pastoralism




Prismatic compass surveying is the method of surveying in which the direction of surveying lines and angular measurements are determined with a magnetic compass and the length of surveying lines are measured with a tape or chain.

Prismatic compass surveying is the method of surveying in which the direction of surveying lines and angular measurements are determined with a magnetic compass and the length of surveying lines are measured with a tape or chain

The following are disadvantages/demerits of using prismatic compass surveying

  • can not be conducted in areas known to have magnetic materials
  • demand knowledge especially about rocks to identify the presence of iron ore
  • it is difficult to hold the compass absolutely steady when taking the bearing hence it is impossible to eliminate the errs completely
  • prismatic compass surveying is not useful over long distances
The following are disadvantages/demerits of using prismatic compass surveying

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