[talk-au] admin_level, suburbs and rendering; should the order be updated?

[Dian Ågesson]

Hey all,

Resurrecting this thread to see if there are any objections to 
implementing the following changes as part of the cleanup:

-Removing admin_level=7

-Moving localities to admin_level=9

Dian

On 2021-12-04 22:29, Dian Ågesson wrote:

> Hey Andrew,
> 
> Forgive my ignorance; how should we approach the Nominatim team? I'm 
> more than happy to do so, I just don't know where to go.
> 
> Dian
> 
> On 2021-11-30 09:21, Andrew Davidson wrote:
> On 30/11/21 09:55, Andrew Harvey wrote:
> Since we don't have formally defined boundaries for 
> place=region,district,city,quarter,neighbourhood,city_block should we 
> be adding an admin_level at all?
> 
> So should we remove 7/5?
> I'd be happy to get rid of admin_level 7. It never really had a good 
> definition. The ACT district boundaries are currently 7 so we'd have to 
> move them. Maybe to 5, or move 6 to 7 and make 6 the "county" level. We 
> currently don't have anything at 5.
> 
> I checked via the overpass wizard query "admin_level=8 in AU" and there 
> are no results, so no australia post borders are mapped that way, and 
> I'm not aware of any.
> I think that was an accident of history. boundary=postal_code was 
> created after someone chose admin_level=8 for AU post codes.
> 
> So I'm supportive of removing Australia Post Postode Border from 
> admin_level=8.
> I second that.
> 
> That leaves should we move localities from 9 to 8? I don't think it 
> really matters much to be honest.
> Looking at other countries 8 appears to be things that have some form 
> of administrative body. We should get rid of either 9 or 10 we don't 
> really need both. Maybe move localities up to 9?
> 
> We should ask the Nominatim team before we go making any changes. We 
> don't want to break their stuff.
> 
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