[OSM-talk] Fixing duplicate nodes/ways

Milenko milenko at king-nerd.com
Mon Dec 3 17:54:21 GMT 2007


This does seem to be the case.  To use the validator, it looks like I'll 
have to do the entire state in one go to avoid this.

Is there some way I can use data from planet.osm?

-Jeremy

----- Original Message ----- 
From: "Matthias Julius" <lists at julius-net.net>
To: <talk at openstreetmap.org>
Sent: Monday, December 03, 2007 11:52 AM
Subject: Re: [OSM-talk] Fixing duplicate nodes/ways


> Thomas Walraet <thomas at walraet.com> writes:
>
>> Milenko a écrit :
>>>
>>>     This could be a newbie question, but is there an easy way to remove
>>> duplicate ways/nodes for a specific area?  Some of the Tiger import data
>>> has been duplicated in my area and I'd like to fix it.
>>
>> The Validator plugin will quickly show in JOSM you where there is
>> duplication.
>>
>> For duplicate nodes, the plugin could fix the problem.
>>
>> To delete a whole way and it's nodes, you could drag them in the middle
>> of nowhere to select/delete them easily. Or if the nodes are not
>> taggued, delete the way and then use the Validator plugin to find and
>> delete "unconnected and untagged nodes".
>
> This is not as easy as it sounds. Some of the ways to delete will have
> nodes outside of the downloaded bounding box. Some of those nodes will
> be used by other ways not downloaded. If you delete them you will get
> an error 412 (?) "Precondition not met" or so because you can not
> delete a node that is in use.
>
> Matthias
>
>
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