[Tagging] Drain vs ditch

[Warin]

On 16/01/19 11:53, Graeme Fitzpatrick wrote:
>
> On Wed, 16 Jan 2019 at 10:28, Dave Swarthout <daveswarthout at gmail.com 
> <mailto:daveswarthout at gmail.com>> wrote:
>
>
>     Although the 1st definition sort of agrees with your usage, the
>     common definition in the U.S. is closer to the other two. There
>     are several other definitions given but most of them are similar
>     to those two. So it will be a bit confusing to use here in the U.S.
>
>
> Now why does that amaze me! :-)
>
> irrigation channel: a passage 
> <https://www.macmillandictionary.com/dictionary/british/passage>dug 
> <https://www.macmillandictionary.com/dictionary/british/dug> in the 
> ground 
> <https://www.macmillandictionary.com/dictionary/british/ground_1> and 
> used <https://www.macmillandictionary.com/dictionary/british/used> for 
> bringing 
> <https://www.macmillandictionary.com/dictionary/british/bring>water 
> <https://www.macmillandictionary.com/dictionary/british/water_1> to 
> land 
> <https://www.macmillandictionary.com/dictionary/british/land_1> in 
> order <https://www.macmillandictionary.com/dictionary/british/order_1> 
> to make 
> <https://www.macmillandictionary.com/dictionary/british/make_1>plants 
> <https://www.macmillandictionary.com/dictionary/british/plant_1>grow 
> <https://www.macmillandictionary.com/dictionary/british/grow>
>


OSM gives a distinction between river and stream.
There should be a similar distinction between 'drain' etc.
It should not be base on the flow of water as that could be hard to 
determine - especially if the water is off when mapping.

For example, 'a drain can be easily stepped over'?
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