[Tagging] what does maxheight=none mean?

[Tom Pfeifer]

Then it happens that a 3 m bridge that for some reason has no sign gets a 4 m tag.

maxheight is different from maxspeed in some aspects.

Marc Gemis wrote on 2014-10-29 13:51:
> why would we treat maxheight different from maxspeed ?
>
> I thought the consensus for maxspeed was to tag the maxspeed explicitly and the "reason" in source:maxspeed
>
> So why can't we fill in the default value for unsigned bridges explicitly , so e.g. maxheight=4 and add source:maxheight=<Country>:default ?
>
>
> regards
>
> m
>
> p.s. I'm aware of the history of source:maxspeed and that not everybody is happy with this tag.
>
> On Wed, Oct 29, 2014 at 1:28 PM, Martin Koppenhoefer <dieterdreist at gmail.com <mailto:dieterdreist at gmail.com>> wrote:
>
>
>     2014-10-29 13:08 GMT+01:00 Pieren <pieren3 at gmail.com <mailto:pieren3 at gmail.com>>:
>
>         Btw, I'm also in favour of "maxheight=unsigned"
>
>
>
>     maybe "unmarked" would be more English than "unsigned"?
>     Alternatively it could also be "default"?
>
>     cheers,
>     Martin
>