[Tagging] highway=primary/secondary/tertiary - tag according to quality or usage?

Philip Barnes phil at trigpoint.me.uk
Mon Nov 28 13:31:10 UTC 2016


On Mon Nov 28 12:39:44 2016 GMT, Michael Tsang wrote:
> Dear all,
> 
> There are some highways which the quality isn't up to the usage, resulting in 
> congestion. Those highways connects high-quality motorway/trunk/primary 
> highways together for long distance traffic, but they only have a single lane 
> per direction, with lots of traffic lights, junctions, driveways, etc., 
> resulting in slow traffic. Because the absence of roads of proper quality, those 
> low quality roads become bottlenecks in the whole network.
> 
> A while ago, I tagged them all with highway=tertiary, consistent with the 
> quality of highways around the region, disregarding the actual kinds of traffic 
> on the highway, and someone retagged them as highway=primary reflecting the 
> actual usage for long-distance inter-town traffic, and send a message to me 
> about that.
> 
> What's the correct tag then?
> 
It depends on the country, road classifications should be documented in the wiki for that country.

Phil (trigpoint)
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-- 
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