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    Testing map accuracy

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    On a topographic map, would the following be a good or poor feature for testing map accuracy?

    Contour Line
    Road intersection
    Corner of a school or church building
    Township boundary corner
    Radio tower
    benchmark monument
    gas well

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    Solution Preview

    Testing map accuracy requires the identification of map features with those that are easily visible or recoverable on the ground as well-defined points for comparison. Features which are shown on a map but do not physically exist in the real world or cannot be easily measured cannot be used.

    For horizontal accuracy, the intersection of two roads, the corner of a building, benchmark ...

    Solution Summary

    Testing map accuracy is discussed. The topographic maps for good or poor features for testing map accuracy is examined.