[talk-au] More on the survey tag

James Livingston doctau at mac.com
Wed Sep 30 08:48:23 BST 2009


On 27/09/2009, at 8:06 AM, Jim Croft wrote:
> Given that OSM is a land-based project, the mean high water mark is
> probably might be the best to use.


The water cover page[0] suggests that you use water=tidal;surface=sand  
for the area between the high and low water marks (assuming it's a  
sandy beach). There are quite a few places where those lines can be  
many kilometres apart :)

[0] http://wiki.openstreetmap.org/wiki/Proposed_features/Water_cover




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