I have a river network (Line with arrow as shown in image below) and I need to create perpendicular lines to the river at every 15 meters as you walk along it (see image below).
Is there a function in PostGIS capable of doing this?
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No clear existing function to do this, but working back from the great suggestions on this post: Making perpendicular lines through each polygon edge using PostGIS?
Assuming you are good with PostGIS syntax, this might help you: