[Tagging] layer=-1, rivers, bridges and tunnels

fly lowflight66 at googlemail.com
Fri Mar 14 16:03:26 UTC 2014

On 14.03.2014 16:57, Pieren wrote:
> On Fri, Mar 14, 2014 at 4:48 PM, fly <lowflight66 at googlemail.com> wrote:
>> Well, I do not get your problem, as bridge/tunnel always need a layer
>> tag and you already have to cut the ways to tag the bridge/tunnel, why
>> not simply add the layer to the bridge/tunnel and leave everything else
>> untouched ?
> You don't see the point where adding one "layer=-1"  is easier than
> adding 10 "layer=1" ? I see the layer tag in "tunnel/bridge" in simple
> cases but you should not follow all recommendations as fixed in stone.

No, as you need to split the river leading to two more objects.

Or do you simply tag the whole way with layer=-1 which is not a good
practices as the next mapper who adds a tunnel has to check the river to
find out that she/he needs to use -2 instead of -1 as value.

cu fly

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