I think instead of canal=headrace you meant to write usage=headrace? That's what's in the wiki, and also 1000+ entries seen in taginfo.
I've chatted many times to people about millraces, but the term "headrace" (and "tailrace") is new to me. I'll add keywords to the wiki to make searching easier. Best Dan Op do 14 nov. 2019 om 11:53 schreef Paul Berry <pmberry2...@gmail.com>: > > Looking at the existing guidelines it would be waterway=canal and > canal=headrace (canal here used in the power rather than transport context) > > If this is indeed correct then it's not very obvious but it is detailed here: > https://wiki.openstreetmap.org/wiki/Proposed_features/Hydropower_water_supplies#Headraces > > Regards, > Paul > > On Thu, 14 Nov 2019 at 11:16, Charlie Reid <char...@jeit.biz> wrote: >> >> Hi >> >> >> >> Can find no guidance on the Wiki about tagging mill races. I come across >> these continually while surveying. >> >> >> >> They are a totally distinctive water feature which don’t bear much relation >> to listed waterway types. Drain seems to be the closes value – but this >> really misrepresents their appearance, purpose and behaviour. >> >> >> >> Any thoughts >> >> >> >> Charlie Reid >> >> >> >> >> >> _______________________________________________ >> Talk-GB mailing list >> Talk-GB@openstreetmap.org >> https://lists.openstreetmap.org/listinfo/talk-gb > > _______________________________________________ > Talk-GB mailing list > Talk-GB@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk-gb _______________________________________________ Talk-GB mailing list Talk-GB@openstreetmap.org https://lists.openstreetmap.org/listinfo/talk-gb
