[Tagging] Ferry lines, ways or relations?

[Janko Mihelić]

2012/9/7 Dave Sutter <sutter at intransix.com>

> I was thinking of using the ref tag as the publicly used term for the
> entity. For example, there is a bus route 110 for SamTrans (San Mateo
> county, California). I imagine the ref for this route is 110. There
> could be some added information to specify this is a bus route for
> SamTrans, as opposed to a room number in some academic building or an
> exit on a freeway.
>
> Perhaps tags such as ref:type = Bus Route, and ref:scope = SamTrans
>
> The external database would also specify the same reference, and then
> the two could be matched.
>

But if you combine several already existing tags, like 'ref=38' and
'operator=SamTrans' then that should be good enough. If you add a
website=*, there shouldn't be a chance that there is going to be duplicate
elements somewhere in the database.

Janko
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