Re: [OSM-talk] [Tagging] Waterway direction

2010-09-01 Thread John F. Eldredge
Barrier=ditch would be logical for a ditch that is intended to keep people or 
animals out, but is not intended for drainage.  Examples would be a dry moat 
around a castle, or a ha-ha (a dry trench used as a livestock barrier).

---Original Email---
Subject :Re: [Tagging] Waterway direction
From  :mailto:li...@mail.atownsend.org.uk
Date  :Wed Sep 01 16:13:31 America/Chicago 2010


  On 01/09/2010 21:42, Anthony wrote:
 (While looking at this I also noticed we have barrier=ditch and
 waterway=ditch.  That also sucks, unless there's some distinction
 between the two.

Presumably that's different wiki editors arriving at the same feature
from different angles?  I'd say there were exactly the same thing.
Where I grew up ditch was the generic word for a semi-natural or
artificial waterway much smaller than a river, often used as a field
boundary.  Named ditches there are often called Xxx Dike (same root
word as ditch I suspect)

 Which is
 http://wiki.openstreetmap.org/wiki/File:IMG_6784.JPG supposed to be?)



Personally I'd map it as either waterway=stream or waterway=drain,
depending on how far it is along the line between natural feature that's
been widened or culverted at one end (stream) or entirely artifical
feature dug to drain line (drain).  I wouldn't use barrier=ditch because
(at least as of last year) hardly anyone else does -
http://osmdoc.com/en/tag/barrier/ditch .


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John F. Eldredge -- j...@jfeldredge.com
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think at all. -- Hypatia of Alexandria
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Re: [OSM-talk] [Tagging] Waterway direction

2010-09-01 Thread John F. Eldredge
Barrier=ditch would be logical for a ditch that is intended to keep people or 
animals out, but is not intended for drainage.  Examples would be a dry moat 
around a castle, or a ha-ha (a dry trench used as a livestock barrier).

---Original Email---
Subject :Re: [Tagging] Waterway direction
From  :mailto:li...@mail.atownsend.org.uk
Date  :Wed Sep 01 16:13:31 America/Chicago 2010


  On 01/09/2010 21:42, Anthony wrote:
 (While looking at this I also noticed we have barrier=ditch and
 waterway=ditch.  That also sucks, unless there's some distinction
 between the two.

Presumably that's different wiki editors arriving at the same feature
from different angles?  I'd say there were exactly the same thing.
Where I grew up ditch was the generic word for a semi-natural or
artificial waterway much smaller than a river, often used as a field
boundary.  Named ditches there are often called Xxx Dike (same root
word as ditch I suspect)

 Which is
 http://wiki.openstreetmap.org/wiki/File:IMG_6784.JPG supposed to be?)



Personally I'd map it as either waterway=stream or waterway=drain,
depending on how far it is along the line between natural feature that's
been widened or culverted at one end (stream) or entirely artifical
feature dug to drain line (drain).  I wouldn't use barrier=ditch because
(at least as of last year) hardly anyone else does -
http://osmdoc.com/en/tag/barrier/ditch .


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-- 
John F. Eldredge -- j...@jfeldredge.com
Reserve your right to think, for even to think wrongly is better than not to 
think at all. -- Hypatia of Alexandria
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talk mailing list
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