[Talk-us] Proposed cleanup: NHD "rivers"

Ian Dees ian.dees at gmail.com
Mon Mar 21 00:18:57 GMT 2011

On Sun, Mar 20, 2011 at 7:18 PM, Ian Dees <ian.dees at gmail.com> wrote:

> On Sun, Mar 20, 2011 at 7:13 PM, Richard Welty <rwelty at averillpark.net>wrote:
>> On 3/20/11 7:50 PM, Paul Norman wrote:
>>> 3 is about making the rivers into single ways, more like a mapper would
>>> do
>>> by hand. I'm not really set on this step and if done it would be after
>>> steps
>>> 1 and 2 have been done everywhere. Looking at nhd:com_id it might cause
>>> problems with updating, so I'm thinking I'll drop this step for now.
>>>  i'd suggest using relations to group ways that are parts of named rivers
>> rather
>> than trying to combine the ways.
> There were several clients that did not attempt to connect the ways of each
> NHD linestring so there are duplicated nodes and ways that touch but aren't
> joined. Hopefully fixing this is what Paul was talking about.

... and the "reach code" is what should be joined on, probably not the
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/talk-us/attachments/20110320/59d2b21a/attachment.html>

More information about the Talk-us mailing list