[Tagging] Waterway direction

Ross Scanlon info at 4x4falcon.com
Tue Aug 31 09:43:20 BST 2010

> On Tue, Aug 31, 2010 at 4:10 AM, M∡rtin Koppenhoefer
> <dieterdreist at gmail.com> wrote:
> > a) you will add a note or FIXME to express this to the following
> > mapper. At least you have a 50% chance that it is already right.
> Perhaps you can explain how I or anyone else will determine the
> direction of this waterway: http://www.openstreetmap.org/?way=73765043
> Should I ask one of the residents if I can go into their backyard and
> dump food coloring in the water?
> I don't know of any other feature where the direction of the way means
> something *without* another tag being added. I've traced a number of
> waterways from aerials and never had any idea I was supposed to set
> the direction of the way equal to the direction of flow.


In both the direction of the way means something withou another tag being added.  However most add oneway=yes to these.


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