[Talk-us] Separate relations for each direction of US & State highways.

[Kevin Kenny]

On 11/26/2013 01:58 PM, Martijn van Exel wrote:
> There is some discussion going on over on the wiki page I created on
> this topic: http://wiki.openstreetmap.org/wiki/Talk:Highway_Directions_In_The_United_States
> Mostly dealing with how to prevent redundant relations where the
> numbered route is a bidirectional road (i.e. there are no separate OSM
> ways for the opposite travel directions.)
>
> One idea I think is perhaps the most promising is to have the ways
> forming a bidirectional stretch of the route all point in the same
> direction and tag the member roles so they correspond to the direction
> of the ways. I have done this here for US 6 in Utah as an example:
> http://www.openstreetmap.org/browse/changeset/19131911 where I
> reversed the bidirectional stretches where appropriate so all of them
> point in the same direction. I then added 'west' as the member role
> for all these stretches, and added 'east' and 'west' member roles as
> appropriate for the unidirectional / oneway stretches.
> Let me know what you think.
>
> By the way, doing this for a big relation like this one, really
> convinced me that we need at least the cardinal support for JOSM that
> James mentioned. Better, more intuitive relation editing tools in
> general in the longer run.
>
> Martijn
>
> On Mon, Nov 25, 2013 at 6:14 AM, James Mast <rickmastfan67 at hotmail.com> wrote:
>> So, nobody has a comment on my idea (from the 22nd) of getting JOSM to show
>> north/south or east/west splits in the relation editor to be displayed the
>> same way as the forward/backward gets shown already?  I would try to do some
>> coding to allow that to happen in JOSM, but I don't know how to code in
>> Java.
>>
>> -James
>>
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>
>
Careful with the data model. There is a case near me where I-890 West 
and NY-7 East are the same road.


-- 
73 de ke9tv/2, Kevin