[OSM-talk] Layers and landuse

[Richard Z.]

On Mon, Jun 29, 2015 at 04:14:07PM +0100, Lester Caine wrote:
> On 29/06/15 15:08, Martin Koppenhoefer wrote:
> > The step from 2D to 3D would add a lot of complexity on the mappers, narrowing down the mass of contributors potentially willing and able to participate. Everyone would have to deal with this: It's difficult to imagine introducing 3D in parallel (as long as you don't do it completely disconnected, i.e. a fork), because everything is connected and someone not aware of 3D information would damage it inadvertently as soon as he was starting to make 2D edits on 3D data.
> 
> I'm not so bothered about 3D, but rather making it a little clearer on
> 2D maps that one HAS to go a particular way when the road other side of
> the building IS 5 stories below, and the main road is three stories
> below that. People who have visited Malta will know what I am saying,
> but following a satnav somewhere you don't know after a long flight ...
> it would be nice if the map warned you :)

In some cases you could use embankment, natural=cliff or building=wall separating
the road and the building would that work here?

Richard