[Tagging] Tagging request: missing admin_level tags

Dave F davefoxfac63 at btinternet.com
Sat Mar 10 19:59:56 UTC 2018


Thanks to Yves for pointing out the maritime tag.

I may be missing something, Christoph, but doesn't a combined search for 
admin_level=X & maritime=yes remove any misuse of the maritime tag & 
produced the required solution?

DaveF

On 10/03/2018 19:16, Christoph Hormann wrote:
> On Saturday 10 March 2018, Dave F wrote:
>> If Matthijs wishes to distinguish between boundaries at sea (a good
>> idea, I believe) then a *unique* tag should be added to those ways.
> Note independent of the subject of this thread the tag maritime=yes -
> which is what is proposed to be used for determining the border style
> in the map - is somewhat ill defined.  There are a number of different
> types of borders that are widely tagged with this (though not all of
> them universally):
>
> * the outer limits of the territorial waters of a country towards the
> high seas (usually 12 miles from the baseline).  This is the original
> declared purpose of maritime=yes and these are very often tagged this
> way if other boundary tags exist on the way (boundary=administrative +
> admin_level=2) - see also wambacher's illustrations - boundaries
> missing there have usually none of the tags in question.
> * admin_level 2 boundaries between two countries over maritime water.
> These are usually also tagged maritime=yes.
> * the outer limits of higher level administrative units towards the
> ocean - which can be either at a certain distance from the baseline
> (like in the US) or at the coastline (like in Danmark or France -
> although technically this is typically the low tide line while the
> coastline is at the high water line).  These are not universally tagged
> with maritime=yes (not commonly for example in Italy, Spain, Mexico and
> Iran).
> * The US - Canada border in the Great Lakes (which is a clear misuse of
> the tag).
>




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