[OSM-talk] Dry-weather roads

[Nick Dyer]

In article <alpine.LRH.1.00.0804021006270.8450 at persephone.nexusuk.org>,
Steve Hill  <steve at nexusuk.org> wrote:
>I'm not entirely convinced about water=intermittent for tidal stuff though 
>since tides are quite predictable so there could be much more useful 
>information about when the water is present (e.g. "under water when tide 
>is > 4m above chart datum).  To some extent this is true of seasonal stuff 
>too - you could have a tag specifying when the wet season usually occurs.

Do we have a tag for this kind of thing? I'm thinking about stuff like
the tidal road near Aveton Gifford:
http://www.geograph.org.uk/photo/36313

Nick