[OSM-talk] Landuse areas etc. abutting highways

Dave F. davefox at madasafish.com
Fri Oct 9 09:15:48 BST 2009


MP wrote:
>> In practice, almost all mapping seems to use approach (a) - but would
>> approach (b) be easier for subsequent editing and addition of detail, and
>> rather clearer as it avoids superimposed ways and potential editing errors?
>>     
>
> I think that the correct way is b) - three separate lines. Since if
> the border of the farm also is somehow displayed (for example if it is
> fenced, thus having fenced=yes or barrier=fence tags), in the first
> case (all lines joined to one line) the border would go through center
> of the road, resulting in artifacts like fence in the middle of road.
>
>   
Also, in this example when using a), when you show access points such as 
gates, stiles etc they would indicate that they were blocking the road.
Not good

Cheers
Dave F.




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