[OSM-talk] [Talk-us] [Warning: Potential Flamewar] Clarifying Interstate Relations

John Smith deltafoxtrot256 at gmail.com
Mon Feb 8 02:30:21 GMT 2010

On 8 February 2010 12:23, Jeffrey Ollie <jeff at ocjtech.us> wrote:
> What's more annoying is that he is changing the names/refs.   From
> what I understand the ref is supposed to be only the
> interstate/highway number (e.g. "90" or "80") and not "I 90 (MN)".  I
> use the ref on the relation when building maps for my Garmin to add
> highway shields to the map.

I started this wiki page:


and others have filled in some blanks...

There is state based admin polygons for the US etc so adding the state
to a relation etc is redundent information since you can pull it from

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