[Talk-us] Use of ref-tag on state highways

[Nathan Edgars II]

On 8/20/2011 2:41 PM, Toby Murray wrote:
> I still see a lot of messages coming through about a network tag. This
> tag is already used on route relations so I'm not sure why it is still
> being discussed. The ref=* tag on ways is primarily just duplicating
> data from the relation and tagging for the renderer anyway because
> most current renderers don't use route relations.

It's also tagging for redundancy because relations break easily, and 
repairing them is much easier when ref tags exist.