[Talk-us] MapRoulette Rail Crossings challenge

[Mike N]

I've brought back the MapRoulette US Railway crossings challenge with a 
slight difference - the remaining tasks are derived from a topological 
look at  the OSM data.

https://www.openstreetmap.org/user/MikeN/diary/39782


[Crossing Ways: Highway-Railway, US] http://maproulette.org/map/980

[Crossing Ways: Pedestrian-Railway, US] http://maproulette.org/map/989

[Crossing Type: Highway-Railway, US] http://maproulette.org/map/990

[Crossing Type: Pedestrian-Railway, US] http://maproulette.org/map/991