Computer · Surveying
In plane table surveying, orienting the table exclusively by the method of back-sighting is preferred when:
- 1there is no second control point available for orientation
- 2the survey line traverse is extremely long
- 3the plane table can be set up directly over a point whose position is already plotted on the sheet✓
- 4speed is considered significantly more important than precision
Correct answer
the plane table can be set up directly over a point whose position is already plotted on the sheet
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