Positional Accuracy definition
Examples of Positional Accuracy in a sentence
This work shall be performed in accordance with The American Society for Photogrammetry and Remote Sensing (ASPRS) Positional Accuracy Standards for Digital Geospatial Data.
Pursuant to the Accuracy Standards as adopted by ALTA and NSPS and in effect on the date of this certification, the undersigned further certifies that in my professional opinion, as a land surveyor registered in the State of , the maximum Relative Positional Accuracy resulting from the measurements made on the survey does not exceed the Allowable Relative Positional Accuracy for Measurements Controlling Land Boundaries on ALTA/ACSM Land Title Surveys (0.07 feet or 20 mm + 50 ppm).
All imagery shall conform to the American Society for Photogrammetry and Remotes Sensing (ASPRS) Positional Accuracy Standards for Digital Geospatial Data, Edition 1, Version 1.0, November 2014.
Pursuant to the Accuracy Standards as adopted by ALTA and NSPS and in effect on the date of this certification, the undersigned further certifies that in my professional opinion, as a land surveyor registered in the State of ____________, the maximum Relative Positional Accuracy resulting from the measurements made on the survey does not exceed the Allowable Relative Positional Accuracy for Measurements Controlling Land Boundaries on ALTA/ACSM Land Title Surveys (0.07 feet or 20 mm + 50 ppm).
Relative Positional Accuracy is related to how accurately the surveyor is able to monument or report those positions.
The first three can be estimated based on evidence; Relative Positional Accuracy can be estimated using statistical means.
All services performed by A-E shall be based on accuracy standards as defined in “ASPRS Positional Accuracy Standards for Digital Geospatial Data (Edition 1, Version 1.0. - November, 2014)” or the most recent version.
If radial survey methods, GPS or other acceptable technologies or procedures are used to locate or establish points on the survey, the surveyor shall apply appropriate procedures in order to assure that the allowable Relative Positional Accuracy of such points is not exceeded.
Precision of the Deliverables shall be based on the Positional Accuracy Concept.
The lines and corners on any property survey have uncertainty in location which is the result of (1) availability and condition of reference monuments, (2) occupation or possession lines as they may differ from record lines, (3) clarity or ambiguity of the record descriptions or plats of the surveyed tracts and its adjoiners and (4) Relative Positional Accuracy.