On Sun, February 28, 2010 12:32, Richard Fairhurst wrote:
> Steve Chilton wrote:
>> two nodes with waterway=lock_gate at either end of a way tagged
>> waterway=canal;lock=yes
>>       and
>> single node with waterway=lock OR lock=yes (with lock-gates not
>> mapped)
>
> These are definitely sensible. (I have a preference for the latter on
> the UK canal system.)

I'm assured by a boat-owning friend that knowing the exact location of
lock-gates, and their arrangement and direction of operation, is very
useful, and sometimes vitally important.

-- 
Andy Mabbett
@pigsonthewing
http://pigsonthewing.org.uk


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