Mapping buffer zones

Illinois is looking at authorizing automated speed enforcement within "safety zones". They have defined these as follows an area that is within ...

MonopolyCityStreets

MonopolyCityStreets has two forms of active communication. 1) blog.monopolycitystreets.com 2) Twitter: @monopolycitysts Many users in game...

Doubled up interstate?

First, I'm relatively new and only edit in potlatch. While adding relationship status to US:I-80 near the junction with US:I-99 (osm.org/go/ZcSP5I...

Acceptable data source?

Would a city's published municipal code be an acceptable data source? One example of such a listing would be http://www.sterlingcodifiers.com/code...