[OSM-talk] MBR trails

Richard Fairhurst richard at systemeD.net
Tue Mar 20 09:26:21 GMT 2007

Andy Robinson wrote:

> Is there an "official" grading system for mountain biking, similar to that
> for rock climbing for instance. It makes much more sense to adopt and
> existing method than to invent something new that is unique to OSM.

Perhaps we could adopt a new "surface" tag based on ASCII art.

A motorway might be

whereas a road "maintained" by Oxfordshire County Council would be
    surface=____.____ ____.__

a mountain bike trail might be

and a horse race with hurdles would be


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