motor_vehicl <http://wiki.openstreetmap.org/wiki/Key:motor_vehicle>e=no should suffice I would have thought?
On 10 December 2012 13:36, cotswolds mapper <osmcotswo...@gmail.com> wrote: > There are lots of roads where I map which have "Unfit for motors" signs > (blue/white advisory) but are normal maintained roads in limited but > regular use. Typically they are narrowish, with lots of bends and often > steep. In general anything up to maybe the size of a skip lorry can get > through (though some are too narrow), but what makes them unfit for motors > is very long stretches without passing places,so if you meet something > coming the other way, one of you has a very long, difficult reverse. > > They are currently tagged in OSM as minor roads, which of course means > they are eligible for routing. As an example, most (all?) routing services > (not just OSM-based, Google Maps has the same problem) will route Chalford > Hill to Stroud along Dark Lane, but Dark Lane has an "Unfit for motors" > sign. It's the shortest and most direct route from the A419 to most of > Chalford Hill, but very few locals use it. > > I'd like to tag these roads so that routing services will avoid them, but > can't find any direct way of doing this. I've seen elsewhere that one > mapper has tagged similar roads as Service roads. This has two advantages: > routing services will ignore them(?); and service roads render differently > so anyone using the map visually will be less likely to use these roads. > It's pushing the current definition of service road rather a lot, but if > you consider a service road to be a road that should only be used to access > locations connected to the service road, then it seems within the spirit of > the definition. > > There's a specific issue with Chalford Hill at the moment. Road closures > (due to collapsed retaining walls) mean that the popular routes to the > valley (Old Neighbourhood and to a lesser extent Coppice Hill) are closed > and likely to remain so for over a month. My local source (a parish > councilor) says that most locals are using a long diversion and avoiding > Dark Lane. (Traffic on Dark Lane has increased, and there was recently a > fist fight when two cars met and neither driver would reverse. Locals want > to make it temporarily one way, which would massively increase its > usefulness, but there's no quick way of doing this.) > > My two questions: > > 1) Should OSM data discourage use of routes that locals - who are likely > to be better than outsiders at coping with narrow lanes - avoid as too > problematic; > > 2) Is tagging usable but 'Unfit for motors' roads as service roads an > acceptable way of doing this or is there a better method (that is > recognised by current renderers and routing engines). > > As my opinion on (1) is yes, I've tagged Dark Lane and a couple of even > more difficult roads as service roads, at least for the duration of the > road closures, but will happily revert the tag if there's a better way. > > Rob > > _______________________________________________ > Talk-GB mailing list > Talk-GB@openstreetmap.org > http://lists.openstreetmap.org/listinfo/talk-gb > >
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