[Tagging] Orientation of an adit?

Zecke zecke at historic.place
Fri Mar 10 19:20:48 UTC 2017

Am 10.03.2017 20:04, schrieb Mike Thompson:
> On Fri, Mar 10, 2017 at 7:34 AM, Kevin Kenny 
> <kevin.b.kenny+osm at gmail.com <mailto:kevin.b.kenny+osm at gmail.com>> wrote:
>     I can just now hear, nevertheless, a chorus asserting that the
>     information is available by other means and therefore does not
>     belong in OSM. An adit or a cave entrance (that isn't a sinkhole)
>     pretty much has to go into a hillside, and a waterfall or a dam
>     flows downhill, so with information about local topography, the
>     direction can be determined.
> In many parts of the world there may not be elevation data with an 
> open license of suitable resolution to make this determination for an 
> adit.
It's not true that an adit always enters the hill in slope direction. I 
know of many adits entering at an angle. So this approach does not 
really help. We decided to use a different symbol for adits without 
direction information than for directed adits.
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