is going on again this November. Each day of the month has a different theme
for that day’s map challenge. These challenges do not have a requirement
for technology, so naturally I am using
OpenStreetMap data stored in
the visualization component.
The challenge for Day 5 was an OpenStreetMap data challenge.
I decided to find and visualize missing
Crossing tags are added to the node (point) where a pedestrian
highway=footway) intersects a motorized highway
This post explains how I used PostGIS and OpenStreetMap data to
find intersections missing a dedicated crossing tag.
Without further ado, here was my submission for Day 5.