UK Quarterly Project/2024/2024 Q4 Project: Crossings
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Welcome
The fourth UK Quarterly Project of 2024 (October, November, December) is on crossings and traffic lights.
While adding more crossings and traffic lights will help car routers better estimate times, this data is truly helpful for pedestrians.
Suggested Tasks
- Check an area for on Mapillary with detected crosswalks, if they don't exisit in OSM please add highway=crossing to the road.
- MapRoulette challenge to add missing crossings in London.
- MapRoulette challenge to add missing crossing in Manchester.
- Osmose item #2090 highway crossing
Possible Overpass Turbo filters for candidates to check
node[highway=crossing][!crossing]
- crossing=* missing and should probably be addedway[footway=crossing][tactile_paving]
- tactile_paving=yes on a way means tactile paving along the full length, which is unlikely to be true for a crossing in the UK (but may apply to a connecting way between a footway=sidewalk way and the crossing if the tactile paving is across the full width of the pavement). Probably present as a result of blindly copying tags from the crossing nodenw["crossing:markings"=yes]
- if the crossing markings can be seen in the available imagery, then crossing:markings=* can usually be assigned a meaningful value. If they're not described on the wiki, maybe add a note describing them?
Useful wiki pages
- Crossings: summary of intersection node tags and their corresponding crossing way tags
- highway=crossing
- highway=traffic_signals
Data Sources & Useful Tools
- Mapillary has done object detection to try and identify crossings.
- StreetComplete can help add detail to crossings, but can't add new crossings to OSM.
- Scheme Browser visualizes and categorizes crossings in OSM (last updated from 5 January 2025 extract)