[OSM-talk] waterway - "routable network" and reservoirs/lakes

Jochen Topf jochen at remote.org
Mon Jul 27 19:23:04 UTC 2015

On Mo, Jul 27, 2015 at 08:08:22 +0100, Lester Caine wrote:
> On 27/07/15 19:56, Christoph Hormann wrote:
> >> In the case where a stream flows into a reservoir , and then a stream
> >> > (with the same name) also flows out of that reservoir, should a
> >> > linear way be drawn through the reservoir to connect the two streams
> >> > (the reservoir is currently represented by its own closed way tagged
> >> > natural=water, water=reservoir)?
> > Yes.
> Although a height difference between in and out might indicate a weir or
> other obstruction may well indicate that a route is non-navigable? The
> outflow from a dam may have the same name, but have no use as a through
> route?

This is more about the water flow than about being navigable by a ship.

Jochen Topf  jochen at remote.org  http://www.jochentopf.com/  +49-351-31778688

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