OpenStreetMap

River barrier

Posted by Tomas Straupis on 8 July 2019 in English (English)

Direction of a way representing waterway=dam or waterway=weir is important, because you want to know which side is lower, and which one is higher - it usually the one on the side of landuse=reservoir, but sometimes reservoirs could go in sequences, sometimes with very small separating parts:

Map with a dam

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