[OSM-talk] multiple overlapping ways or snipped up ways?

[David Earl]

I feel the superway discussion surfacing again...



> -----Original Message-----
> From: talk-bounces at openstreetmap.org
> [mailto:talk-bounces at openstreetmap.org]On Behalf Of Peter Miller
> Sent: 09 June 2007 13:57
> To: talk at openstreetmap.org
> Subject: [OSM-talk] multiple overlapping ways or snipped up ways?
> 
> 
>  
> I am unclear how I should be mapping roads where the attributes 
> change frequently, for example for bridges, changes in name, 
> changes in 'ref', changes in  'ncn-ref', 'surface' etc etc.
>  
> It seems that one is allowed to have overlapping ways (certainly 
> JOSM allows this to happen) each with some of the tags; however 
> it is impossible to maintain in JOSM if one does do this, 
> normally by mistake I my case  then MapLint complains about it.
>  
> However.. if I snip up the ways every time there is the slightest 
> change in the associated tags then OSM_Render messes up the 
> rendering, repeating the names each time. See Woodbridge Road on 
> the linked example.
> http://www.informationfreeway.org/?lat=52.06124230525096&lon=1.172
> 1572721255897&zoom=17&layers=B000F00
>  
> I do notice that Mapnik sorts out name rendering and must merge 
> the appropriate ways in one for naming purposes.
>  
> This 'snipping' is going to get worse because I now intend to add 
> references for the local and regional cycle routes, and these 
> tend to duck and dive on and off roads.
...