We have a self-hosted version of the iD editor that already includes this data as a tracing layer. http://strava.github.io/iD/#background=Bing&map=16.97/-122.54

We have a self-hosted version of the iD editor that already includes this data as a tracing layer. http://strava.github.io/iD/#background=Bing&map=16.97/-122.54464/38.05472 http://strava.github.io/iD/#background=Bing&map=16.97/-122.5... I've also built another tool, Slide, to help use this data for faster editing, see http://labs.strava.com/slide/ http://labs.strava.com/slide/