Vertical control Introduction – Levelling – Definitions – Curvature and refraction – Equipment – Instrument adjustment – Principle of levelling – Sources of error – Closure tolerances – Error distribution – Levelling applications – Reciprocal levelling – Precise levelling – Digital levelling – Trigonometrical levelling – Heighting with GPS

W Schofield ,M Breach

doi:10.1201/b12847-9

Vertical control Introduction – Levelling – Definitions – Curvature and refraction – Equipment – Instrument adjustment – Principle of levelling – Sources of error – Closure tolerances – Error distribution – Levelling applications – Reciprocal levelling – Precise levelling – Digital levelling – Trigonometrical levelling – Heighting with GPS

W Schofield , M Breach

https://doi.org/10.1201/b12847-9

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Publication Date: Feb 14, 2007

#Trigonometrical Levelling #Error Distribution + Show 8 more

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Abstract

Vertical control Introduction – Levelling – Definitions – Curvature and refraction – Equipment – Instrument adjustment – Principle of levelling – Sources of error – Closure tolerances – Error distribution – Levelling applications – Reciprocal levelling – Precise levelling – Digital levelling – Trigonometrical levelling – Heighting with GPS

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