Computer · Levelling
What is the primary purpose of maintaining a Level Field Book during leveling operations?
- 1To calculate the magnetic bearing of the survey line
- 2To measure and check horizontal and vertical angles between station points
- 3To plot the final contour maps directly in the field
- 4To systematically record staff readings and compute the reduced levels of points✓
Correct answer
To systematically record staff readings and compute the reduced levels of points
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