[Tagging] Mapping leats

[Chris Hill]

A leat is a very specific thing. It is certainly not a canal, but 
neither is it a ditch nor drain. I would favour waterway=leat. That 
describes, unambiguously, exactly what it is.

-- 
cheers
Chris Hill (chillly)

On 21/04/2017 12:20, Christoph Hormann wrote:
> On Friday 21 April 2017, John Sturdy wrote:
>>    waterway=canal
>>    canal=leat
>>
>> vs
>>
>>    waterway=leat
> waterway=canal is for larger artificial waterways only.
>
> Our current tagging scheme for artificial waterways is not very
> consistent because it derives essentially from three originally very
> specific but at the same time only vaguely defined types
> (canal/drain/ditch).  Creating yet another equally specific and equally
> ill defined type (waterway=leat) will not improve that.
>
> I would suggest sticking with the three established types and adding
> service=* and width=* as it applies.
>