[Tagging] tagging floodplain

[Colin Smale]

Where would the boundary be? How could we describe it objectively? In low lying areas such as the Netherlands there are sometimes so called winter dykes which give a sharp edge to the flood plain. Otherwise it would all be a bit vague around the edges.
//colin

On 25 September 2016 12:30:50 CEST, Warin <61sundowner at gmail.com> wrote:
>Hi,
>
>There is a draft to tag floodplains using the key natural.
>
>
>http://wiki.openstreetmap.org/wiki/Proposed_features/floodplain
>
>
>My thinking is that this would lead to conflicts with other 'natural' 
>tags .. like natural=scrub than may be applied to the same area.
>
>
>So .. what would be the best key to use for this feature/value?
>
>I am thinking that as it is associated with a waterway (it must start
>to 
>flood from somewhere and that is usually a waterway) that the key 
>waterway should be used. It would have rendering similar to a lake -
>but 
>'intermittent' so dashed lines rather than a solid colour.
>
>
>Thoughts?
>
>
>{There is presently flooding in some areas of Australia, why my
>thoughts 
>have turned to this. All too soon it will turn to bushfires}
>
>
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