Sources Of Errors
1) personal errors
no surveyor has perfect senses of sight and touch
2) Instrument errors
devices cannot be manufactured perfectly wear and tear and
compatibility with other components .
3 ) Natural error
temperature , wind , moisture , magnetic variation , etc .
4) Systematic error
Known as cumulative errors .
Correction can be made to eliminate them .
2 comments :
errors is very very very bad things in civil engineering
also accidental error yes or no ?
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