[OSM-dev] Simplifying data for routing

[Nigel Magnay]

>
> I have several questions. First, is using intersections for the
> vertices of the routing graph the right way (no pun intended) to do
> it? I thought about using nodes, but if I understand the model,
> there's no reason to expect nodes to be placed at intersections.
>

Not sure what you mean by 'intersection' - definitely not just where
segments cross, becuase this may well mean that can't get from one place to
the other (because it's a bridge - may or may not be tagged as such).
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