OK, I gathered the three ideas here: http://wiki.openstreetmap.org/wiki/Proposed_features/Qanat#Tagging
Any thoughts on it? Preferences? I realized it is not easy to make a distinction between canal and aqueduct, but we may assume that the latter is usually for drinking water or irrigation of small areas of land. Everything dealing with navigation, flood protection or vast area irrigation would be rather a canal. -- Michał _______________________________________________ Tagging mailing list Tagging@openstreetmap.org https://lists.openstreetmap.org/listinfo/tagging