the amount by which a closed traverse fails to satisfy the requirements of a true mathematical figure, as the length of line joining the true and computed position of the same point.
2.
the ratio of this linear error to the perimeter of the traverse.
3.
(for angles) the amount by which the sum of the observed angles fails to equal the true sum.
4.
(in leveling) the amount by which an elevation determined by a series of levels fails to agree with an established elevation.
Also called closing error.
Examples from the web for error of closure
The same provision also specifies an allowable error of closure of survey.
Individual traverse calculations, including error of closure, for each lot affected by the adjustment plat.
The error of closure for a traverse of the boundaries of the tract blocks or lots shall be one in five thousand or less.
Provide print-out of the mathematical closure of the exterior boundary of the subdivision indicating the error of closure.
Similar ratios are prescribed for the error of closure in position of traverse of the corresponding orders of accuracy.
Computer printout for boundary of subdivision showing error of closure.
There shall not be any error of closure of the boundary traverse.
British Dictionary definitions for error of closure
error of closure
noun
1.
(surveying) the amount by which a computed, plotted, or observed quantity or position differs from the true or established one, esp when plotting a closed traverse Also called closing error