Per the wiki "Use waterway=canal for man-made open flow (free flow vs pipe flow) waterways used to carry useful water for transportation, hydro-power generation OR irrigation purposes." E.g. there are a range of purposes for which waterway=canal is used.
The access tags could be used to make it clear - access=no and/or boat=no. --- https://hdyc.neis-one.org/?spiregrain [email protected] On Thu, 14 Nov 2019, at 12:22 PM, Martin Wynne wrote: > "Canal" should surely be restricted to transport functions? Boating apps > presumably treat "canal" as a route unless navigation restrictions are > added. > > If the stuff that is moving is the water rather than the boats, > "aqueduct" would be the correct term. > > cheers, > > Martin. > > _______________________________________________ > Talk-GB mailing list > [email protected] > https://lists.openstreetmap.org/listinfo/talk-gb > _______________________________________________ Talk-GB mailing list [email protected] https://lists.openstreetmap.org/listinfo/talk-gb

