[Tagging] What about a disused quarry and historic surface mining?

Warin 61sundowner at gmail.com
Mon Jan 9 20:07:08 UTC 2017

On 10-Jan-17 12:00 AM, Tom Pfeifer wrote:
> On 09.01.2017 13:15, ael wrote:
>> This thread has reminded me that I have encountered problems with
>> mapping disused quarries and surface mining.
>> The quarries that I have in mind are major geographical features - they
>> have not been filled in. I tried tagging them as landuse=quarry and
>> disused=yes. If landuse really does mean current use of an area, that
>> looks contradictory. Often such old quarries are now in use for
> We have lifecycle tagging for this purpose. Your former quarry is
> disused:landuse=quarry
> Please do not use "disused=yes" as it is considered troll-tagging, 
> first saying it is simething, and in the next line negating it.
>> Often such old quarries are now in use for recreation, often the 
>> water filled part for watersports. So perhaps that
>> is "land"use=recreation or landuse=quarry;recreation? It seem clear that
>> there is a problem here. A (large) quarry is perhaps geographical rather
>> than landuse?
> The landuse tag should describe the current use, not the former. Thus 
> it is
> landuse=recreation_ground or
> natural=water (as it has been re-naturated into a lake)

Err I think it is both

landuse=recreation_ground on the whole area (land + water) that is used 
for recreation


natural=water on the interior bit that has water.
> In the end is is just mankind changing landscape, as other geological 
> processes do; such as the glacier in the ice age carved out a valley.
>> I have the same problem with historic surface mining areas: these are
>> major features on the landscape, often with very large excavations, 
>> and need
>> recording/rendering, yet now are "just" moorland or  have other uses.
> Rendering depends on your interest. You can render a map with disused 
> features. You can convince the carto team to do so on the major map if 
> you prove sufficient general interest.
>> Again, I didn't think landuse=surface_mining + historic + disused worked
>> and certainly didn't render.
>> I am tempted to bring up the case of major bridges which are parts of
>> abandoned railways not being rendered. While that really is a bug in the
> man_made=bridge is rendered on the main carto map. If the bridge 
> outline of a major bridge is not in the database, it's the mappers' 
> fault, not the renderers'.
>> renderers, if we had some tag for major physical features that would
>> be rendered regardless of any historic or disused tags. it would solve
>> many such problems.
>> Any suggestions: do we need new tags?
> No.
> https://wiki.openstreetmap.org/wiki/Key:disused:
> Usage:
> disused:landuse=*  616 of which quarry are the most frequent with 227, 
> followed by 101 military.
> https://taginfo.openstreetmap.org/keys/?key=disused%3Alanduse
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