A survey point is those brass markers in the ground - an official X in the ground of some kind.
I assume a tower on a distant mountain is a survey_reference_object or similar. It certainly isn't a point. Javbw > On Mar 11, 2015, at 5:46 PM, Malcolm Herring <[email protected]> > wrote: > > OK, the mapper in question did not reply, but silently removed the tags. This > leaves me none the wiser as to the more widespread usage of this tag. > > Looking closer at the data, it appears that "man_made=survey_point" is very > often added to prominent objects, particularly towers, masts and lighthouses. > Could it be that some survey agencies use these objects as triangulation > points? If so, it raises a couple of issues: > > 1. The "man_made" key should refer to the structure, not its usage. > 2. The drift towards micro-mapping means that such objects, originally mapped > as nodes, get converted to plan outlines and the tags moved to that closed > way. If the intent of the "survey_point" mapper was to set a lat/lon > positional reference, then that scheme is undone. > > Might it not be appropriate to add a note in the Wiki page for this tag that > it should not be added it to existing objects, but to always create a > separate node? > > > _______________________________________________ > Tagging mailing list > [email protected] > https://lists.openstreetmap.org/listinfo/tagging _______________________________________________ Tagging mailing list [email protected] https://lists.openstreetmap.org/listinfo/tagging
