@Andy "I have discovered a bunch of rivers and streams with layer=-1 in my local area. In my opinion this is simply wrong, so I am removing the layer tag from the river and checking for objects which cross the river (to tag them with layer=1."
I have done this a bit myself. I came across a river that was tagged with layer=-3 the other day. I think the layer=1 tag for bridges is understood to be a default by many mappers but I always include it. On Wed, Apr 2, 2014 at 1:32 PM, Andrew Errington <erringt...@gmail.com>wrote: > I have discovered a bunch of rivers and streams with layer=-1 in my > local area. In my opinion this is simply wrong, so I am removing the > layer tag from the river and checking for objects which cross the > river (to tag them with layer=1. > > Best wishes, > > Andrew > > On 02/04/2014, Bryce Nesbitt <bry...@obviously.com> wrote: > > The present situation is that rivers implicitly render below highways in > > all common renderings. That's not necessarily bad. With some formality > to > > the layering arrangement, it sure would save a lot of tagging hassle and > > maintenance. > > > > The new cloud tag for example, is clearly to be rendered after everything > > but the celestial tags. > > > > Ahem. > > April 1st aside: the number of important implicit assumptions is > relatively > > small. Rivers under, power lines over, closed ways under except if > they're > > tagged building, etc. Currently this type of layering is implicit in > > various bits rendering software, but > > it could be formalized at the tag definition level to help meet certain > > mapper expectations. > > > > --- > > In the case of the river/highway layer warning: if the warning had never > > existed, chances are the various workaround schemes would never have come > > up. Rivers would run under roadways, and tagging would be needed only in > > the rare case of a ford or an arroyo with no culvert. > > > > _______________________________________________ > Tagging mailing list > Tagging@openstreetmap.org > https://lists.openstreetmap.org/listinfo/tagging > -- Dave Swarthout Homer, Alaska Chiang Mai, Thailand Travel Blog at http://dswarthout.blogspot.com
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