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

Volker Schmidt voschix at gmail.com
Tue Jan 10 12:19:41 UTC 2017

I have locally many near vertical exposed rock features of which even
locals don't know if they are man-made or natural. In reality they are all
man-made, but some date probably back to the Roman Empire. With other
words, this discussion is sterile.

On 10 Jan 2017 10:49 a.m., "Zecke" <zeck at saeuferleber.de> wrote:

> Artificial rock faces in quarries and open pit mines, called berms, are
>> created due to blasting. The faces are typically inclined 60-70° with drops
>> of max. a few tenth of meters. This fundamental difference might be best
>> taken into account by using man_made=embankment for these.
> I have to contradict in one point. I know of a lot of former and present
> quarries where the faces are inclined 90° and ten'ths of meters high. Maybe
> this is not so much the point for open pit mines. But tagging should be
> ready to cope with non-natural steep faces. I see no problem however in
> using some man_made key for this. "embankment" might be misleading,
> however. What about man_made=cliff for non-natural steep drops?
> The renderer then could decide whether to choose differentiating drawing.
> (Most probably he won't do so).
> Cheers,
> Carsten
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