[Talk-GB] Usage of "lanes / turn restrictions" versus "multiple ways" when road is not divided

Tom Chance tom at acrewoods.net
Tue May 7 12:05:18 UTC 2013


I have always operated on the assumption that you only split the road into
two ways if they are physically separated by a barrier, I'm pretty sure
that has been the consensus practice for a good six years.

Regards,
Tom


On 7 May 2013 12:27, SomeoneElse <lists at mail.atownsend.org.uk> wrote:

> I recently added this note in Lincoln:
>
> http://www.openstreetmap.org/**browse/note/1565<http://www.openstreetmap.org/browse/note/1565>
>
> "There are a number of problems here. The A15 here isn't a dual
> carriageway, and the "roads" between the "southbound A15" and Pottergate
> consequentially don't exist. There may well be turn restrictions into and
> out of Pottergate and into Lindum Street, but I didn't notice any when I
> was there recently. Needs a ground survey."
>
> This is the area concerned (to see the full extent of what's going on,
> open in an editor):
>
> http://www.openstreetmap.org/?**lat=53.233132&lon=-0.532384&**
> zoom=18&layers=M<http://www.openstreetmap.org/?lat=53.233132&lon=-0.532384&zoom=18&layers=M>
>
> A reviewed of the note has replied "are you sure? the split road doesn't
> necessarily mean its a duel carrigeway, just that the two lanes are split,
> in this case by large road lines".
>
>
> My view was that multiple lanes in a road where there's no physical
> barrier are best expressed by the "lanes" tag (previously in this example,
> before I extended Lindum Street to the northbound lane, it was implied that
> you couldn't cross the road from the northbound lane to walk south into
> Lindum Street - something I did a couple of weeks ago without problems).
>
> A number of other roads locally have this issue -
> http://www.openstreetmap.org/**browse/note/1573<http://www.openstreetmap.org/browse/note/1573>is a more extreme one.
>
>
> My question is this - obviously I'm out of step with the previous mappers
> and the editor of the note, but who's "correct" (or are we all wrong, and
> should we be doing something completely differently)?
>
> I'm concerned that modelling road junctions purely for motor vehicle
> traffic will (as in the Lindum Street example before I changed it) be
> incorrect for all other sorts of traffic.
>
> Cheers,
> Andy
>
>
>
> ______________________________**_________________
> Talk-GB mailing list
> Talk-GB at openstreetmap.org
> http://lists.openstreetmap.**org/listinfo/talk-gb<http://lists.openstreetmap.org/listinfo/talk-gb>
>



-- 
http://tom.acrewoods.net   http://twitter.com/tom_chance
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/talk-gb/attachments/20130507/a73e585f/attachment.html>


More information about the Talk-GB mailing list