Remarks and Formula | ||
Unadjusted Closure (maximum allowable) | 1:10,000 | Traverse Loop or between Control Monuments (closed traverse) |
Angular Closure (maximum allowable) | 25"[SQUARE ROOT]N | N = Number of Angles in Traverse (closed traverse) |
Accuracy of Bearing | ± 20 Sec. | In Relation to Source (closed traverse, radial or GPS) |
Linear Distances Accurate to: (maximum allowable) | 0.05 ft + ± 0.1 ft per 1,000 ft | Applies when the distance is not part of a Closed Traverse (radial or GPS) |
Positional Tolerance and Positional Accuracy of any Monument (maximum) | 0.1'+ 100 PPM | PPM = Parts Per Million (closed traverse, radial or GPS) |
Calculation of area - accurate and carried to nearest ___ (decimal place) of an acre (closed traverse, radial or GPS) | 0.01 | To 1 acre |
0.01 | To 10 acres | |
0.10 | To 100 acres | |
0.10 | To 1,000 acres | |
Elevations for Boundaries Controlled by Lakes, Contours, Rivers, etc. Accurate to: | 0.4 ft. | Based on Accepted Local Datum (closed traverse, radial or GPS) |
Location of Improvements, Structures, Paving, etc. | ± 0.5 ft. | (closed traverse, radial or GPS) |
Adjusted Mathematical Closure to Survey (Minimum) | 1:50,000 | (closed traverse, radial or GPS) |
Neb. Admin. Code LAND SURVEYORS BOARD OF EXAMINERS, tit. 234, ch. 13, app I