[OSM-talk] Splitting Long Ways/Polygons
frederik at remote.org
Mon Feb 16 18:50:07 GMT 2009
Ian Dees wrote:
> Over on talk-us, we're discussing the appropriate way to import the National
> Hydrography Database which contains most of the water features for the
> United States. One of the issues we've uncovered is how to split long ways
> and polygons to comply with the 2000-node limit. Have others discussed how
> to do this correctly? I'm assuming that chaining ways together is not the
> optimal solution.
For long waterways, it is absoutely usual to split them into a number of
ways of manageable size (think not only of the API limit but of someone
downloading an area touched by the river in JOSM!).
Optionally, use a relation to group the parts.
The same is true for large areas, with the exception that you *must* use
a relation (see
BTW I intend to move this from the "talk" page to the proper article
soon, please shout your objections.
Frederik Ramm ## eMail frederik at remote.org ## N49°00'09" E008°23'33"
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