[OSM-talk] open question about boundaries sharing nodes with ways or nodes

Colin Smale colin.smale at xs4all.nl
Wed Oct 14 11:18:24 UTC 2015


 

On 2015-10-14 13:04, Christoph Hormann wrote: 

> On Wednesday 14 October 2015, Colin Smale wrote: 
> 
>> Boundaries are often downloadable from authoritative sources. The
>> downloadable data is however not always the legal definition of the
>> boundary, but derived from that definition [...]
> 
> A large fraction of 'authorative' sources of boundary data have very 
> little to do with the legal/contractual definition of the boundary.  I 
> would probably go as far as saying the most inaccurate boundaries in 
> OSM come from authorative sources.

I would be interested in some supporting evidence for this... 

>> The boundary is where the government says it is...
> 
> Not in OSM - see the 'on the ground rule'.  For OSM the boundary is what 
> locals treat as the boundary.

That's a different boundary then. The area between the two might be
"disputed", or there might be a difference between "de jure" and "de
facto" boundaries - which are both right, just in different contexts.
There is room in OSM for both perspectives. 

  
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