[Tagging] Layer and highway=steps

[Richard]

On Sat, Jul 02, 2016 at 12:47:31PM +0100, Bjoern Hassler wrote:
> Hi Volker,
> 
> My question does relate to overlapping steps, see
> http://overpass-turbo.eu/s/h5F for context (King's Cross underground,
> London). Yes, layer rather than level.
> 
> I'm thinking about accessibility, as well as ease of mapping. Suppose you
> are at a certain location, how do you determine what
> steps/escalators/elevators connect to that location (from other floors)? In
> other words, what are your access options to that layer.

in indoor mapping you will almost never want to use layer. 

Look at
http://wiki.openstreetmap.org/wiki/Simple_Indoor_Tagging#Modelling_connections_between_different_levels
 
Richard