Mappa Mercia is a project to grow OpenStreetMap in the West Midlands, UK. We run community events, provide training and support local organisations wishing to open up their data.

Latest from the blog

Improve OSM – Traffic flow direction

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At the end of October Telenav released a tool to help identify incorrectly tagged, or missing, one way streets in OpenStreetMap. The tool makes use of the data they collect through their Scout... READ MORE

Map of Hill Close Gardens

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It wasn’t just Hadrian’s Wall that I mapped in OpenStreetMap as part of our third UK quarterly project – “all things tourism”.  Closer to home I visited and mapped the wonderful Hill Close... READ MORE

Birmingham New Street Station

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Surveying and editing the new  mainline multilevel station in Birmingham proved to be a mapping challenge; involving as it did keeping a lot of the existing edits, modifying most of them and then... READ MORE

Mapping Hadrian’s Wall

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Our third quarterly project for UK OpenStreetMappers saw us focus on all things tourism. A walking holiday along Hadrian’s Wall gave me a great opportunity to map one of the UK’s oldest, and... READ MORE