[OSM-talk] US City Import?

Robert (Jamie) Munro rjmunro at arjam.net
Sat Nov 24 00:45:30 GMT 2007


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Beej Jorgensen wrote:
> 3. Some cities are in the OSM database already.  Data duplication,  blah 
> blah.

Can you try and look for them by comparing names with nearby names in
Planet.osm, or using the zappy api?

> I need to test more, but I've put a couple OSM files up here you can 
> pull into JOSM... one of all the places, and one of the census places.
> 
> http://beej.us/osm/cityosm/
> 
> Here's a sample node:
> 
> <node id="-3" action="modify" visible="true" lat="41.4226498" 
> lon="-122.3861269">
> 	<tag k="name" v="Weed" />
> 	<tag k="place" v="village" />
> 	<tag k="ele" v="1044" />
> 	<tag k="import_uuid" v="bb7269ee-502a-5391-8056-e3ce0e66489c" />
> 	<tag k="gnis:id" v="1652650" />
> 	<tag k="gnis:Class" v="Populated Place" />
> 	<tag k="gnis:ST_alpha" v="CA" />
> 	<tag k="gnis:ST_num" v="06" />
> 	<tag k="gnis:County" v="Siskiyou" />
> 	<tag k="gnis:County_num" v="093" />
> 	<tag k="census:data_avail" v="yes" />
> 	<tag k="census:date" v="July 1, 2006" />
> 	<tag k="census:population" v="3040" />
> </node>
> 
> Comments?  Should I have more or less or different tagging information?

I'd like to see the date alongside all the census tags. Then we could
know how up to date the values are, and after future censuses we could
keep historical data.

> Should I do this thing?  :)

I think so.

> The Census data only has a few hundred cities per state--an import would 
> be trivial.  Importing _all_ the populated places for a state would be 
> less trivial (since there are an order of magnitude more of them), but 
> only in the time-consumption department.

If you make the files, someone can probably load it in to the Tiger bulk
uploader that runs on the "dev" server.

Robert (Jamie) Munro
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