[Talk-GB] UK coastline data

Edward Catmur ecatmur at googlemail.com
Thu Jul 11 20:52:38 UTC 2019

On Thu, Jul 11, 2019 at 9:19 PM Colin Smale <colin.smale at xs4all.nl> 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
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