[Tagging] Default maxspeed unit on waterways

[Malcolm Herring]

On 29/10/2014 14:12, Ilpo Järvinen wrote:
> I don't know about other countries, but here in Finland the water maxspeed
> signage is in km/h although knot is used for almost everything else.

In UK waterways, both MPH and knots are used. Usually MPH on canals and 
knots on rivers, though even this can depend on who the navigation 
authority is and how far back in history their statutes were written.