[OSM-newbies] What's the easiest method to "snap" an area boundary to adjacent ways?

[Russell Harrison]

On Sat, Aug 28, 2010 at 1:46 PM, Pieren <pieren3 at gmail.com> wrote:
> But if you have two parallel ways not sharing nodes, it's also painful to
> adjust them when the topology is adjusted (say the boundary is following the
> road which was traced on bad GPS trace) because you have to select pairs of
> nodes.

That validator also gets pretty angry at me since they're all
basically duplicate nodes.


> The way is the centerline plus the road as a whole. It's an abstraction. If
> you don't like this, then draw a polygon. For instance, if you draw an
> intersection between a footway and a highway, do you cut the footway 2
> meters before the intersection and 2 meters after the intersection because
> the 4 meters are on the road ? If you start micromapping, you have to do
> that everywhere and consistently.

I see your point about road center lines.  What about river center
lines?  I was under the impression that many administrative boundaries
do correspond exactly.

Russell

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