On Thu, Jul 11, 2019 at 9:19 PM Colin Smale <[email protected]> wrote:
> * Where the coastline is essentially vertical (harbour walls, steep > cliffs) MHWS and MLWS can coincide in OS data (sharing nodes but not ways), > but of course low water can never be landward of high water. > Is this necessarily the case? Couldn't an overhang result in a low water landward of high water? Consider e.g. a sea cave that is flooded at high tide.
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