[OSM-talk] How to use lanes= for two way single track roads?

[Alex Mauer]

DavidD wrote:
> According to map features the value for the lanes key should be.
> 
> "Number of travel lanes in each (or only permitted) direction"
> 
> I've been tagging to this definition.
> 
> "Number of travel lanes on the way"
> 
> This makes more sense to me because you can tag two way single lane
> roads with lanes = 1. The map features definition on the other hand
> doesn't give an obvious way to tag these roads. lanes = 0.5 perhaps.
> 

It also runs into trouble with 3- and 5-lane roads.  Tagging the total 
number of lanes makes a lot more sense to me. (per carriageway if 
applicable, since each should be mapped separately)