Hi Lee - thanks for the feedback. We are aware of this issue - it mainly affects bridges and tunnels. Unfortunately we haven't managed to come up with an easy solution for this yet.
It would be good if it was possible to manually edit the elevation of GPS points.
Reason being that when I plot a route over a large bridge, the elevation is set at 0m, when in fact it climbs to 30m, and is actaully quite difficult.
This is generally a problem for bridges I find
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