[Tagging] Question about waterway=pressurized

[Volker Schmidt]

I have started using tunnel=culvert, culvert=inverted_siphon for these
waterway underpasses. They are frequent here in Northern Italy.

On Tue, 14 Sep 2021, 03:24 Kyle Hensel, <K.y.l.e at outlook.co.nz> wrote:

> Hi all,
>
>
>
> The tag waterway=pressurized seems to be an ‘orthogonal tag’.
>
> If you use waterway=pressurized, there is no way to indicate whether the
> waterway is a river, stream, canal, or drain.
>
> A river/canal can be pressurized for a short section, such as when it
> crosses another waterway using a pressurized tunnel like a siphon.
>
>
>
> Is there are reason why waterway=pressurized is used instead of
> waterway=river/stream/canal/drain and pressurized=yes?
>
>
>
> Best regards,
>
> Kyle
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