[Talk-us] Importing parks and schools for Anne Arundel County MD

Eric H. Christensen eric at christensenplace.us
Fri May 30 14:12:45 UTC 2014


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On Fri, May 30, 2014 at 12:52:30AM -0700, Gregory Arenius wrote:
>   I wouldn't import the data per say, as in uploading the .osm file you
> have.  I would download the current OSM data for the area covered.  Then,
> in the import file I would check each polygon, one at a time, for
> duplicates and boundaries that are overdigitized for OSM.  If the polygon
> needs to be simplified, JOSM has a simplify way tool (Shift + Y) that does
> the job handily.  If the park or school is already in OSM I would use my
> judgement.  If it was put in manually by another mapper I would leave it
> alone.  If it is a GNIS point, delete the GNIS point, since your data is
> better than the GNIS points from what I can see.  Then, copy it over from
> the import layer to the OSM layer, and delete if from the import layer.
...

Yes, completely agree.  This will allow me to individually compare what's currently there and allow me to merge or otherwise clean up what's there.

>   The only other thing that stuck out to me about the data was the B & A
> trail.  You have a polygon for the trail which is awesome but I would also
> add in a properly tagged linear way.  It will make it possible for routers
> to use it as well as rendering properly.

Yeah, the B&A trail should be interesting.  The outline only covers the property around the trail and not the trail itself.  Maybe a ground truth track would be a good reward for myself for getting this other work complete...  :)

- --Eric
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